9.8
CRITICAL
CVE-2021-25669
Siemens SCALANCE Web Server Stack Buffer Overflow Vulnerability
Description

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution.

INFO

Published Date :

April 22, 2021, 9:15 p.m.

Last Modified :

May 13, 2022, 8:52 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-25669 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Siemens scalance_x200-4p_irt_firmware
2 Siemens scalance_x201-3p_irt_firmware
3 Siemens scalance_x201-3p_irt_pro_firmware
4 Siemens scalance_x202-2p_irt_firmware
5 Siemens scalance_x202-2p_irt_pro_firmware
6 Siemens scalance_xf201-3p_irt_firmware
7 Siemens scalance_xf202-2p_irt_firmware
8 Siemens scalance_xf204-2ba_irt_firmware
9 Siemens scalance_x202-2_irt_firmware
10 Siemens scalance_x204_irt_firmware
11 Siemens scalance_x204_irt_pro_firmware
12 Siemens scalance_x204-2_firmware
13 Siemens scalance_x204-2fm_firmware
14 Siemens scalance_x204-2ld_firmware
15 Siemens scalance_x204-2ld_ts_firmware
16 Siemens scalance_x204-2ts_firmware
17 Siemens scalance_x206-1_firmware
18 Siemens scalance_x206-1ld_firmware
19 Siemens scalance_x208_firmware
20 Siemens scalance_x212-2_firmware
21 Siemens scalance_x212-2ld_firmware
22 Siemens scalance_x216_firmware
23 Siemens scalance_x224_firmware
24 Siemens scalance_xf204_firmware
25 Siemens scalance_xf204_irt_firmware
26 Siemens scalance_xf204-2_firmware
27 Siemens scalance_xf206-1_firmware
28 Siemens scalance_xf208_firmware
29 Siemens scalance_x208pro_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-25669.

URL Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-25669 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-25669 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    May. 13, 2022

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.2.5 OR cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x202-2p_irt:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Sep. 14, 2021

    Action Type Old Value New Value
    Changed Description A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions), SCALANCE X204-2FM (All versions), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions), SCALANCE X204-2LD TS (All versions), SCALANCE X204-2TS (All versions), SCALANCE X206-1 (All versions), SCALANCE X206-1LD (All versions), SCALANCE X208 (incl. SIPLUS NET variant) (All versions), SCALANCE X208PRO (All versions), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions), SCALANCE X212-2LD (All versions), SCALANCE X216 (All versions), SCALANCE X224 (All versions), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions), SCALANCE XF208 (All versions). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution. A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution.
  • Initial Analysis by [email protected]

    Apr. 30, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-187092.pdf Patch, Vendor Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x200-4p_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_xf201-3p_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_xf202-2p_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_xf204_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.5.1 OR cpe:2.3:h:siemens:scalance_xf204-2ba_irt:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-25669 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-25669 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.60 }} 0.03%

score

0.78090

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability