10.0
CRITICAL
CVE-2022-40981
ETIC Telecom RAS File Upload Vulnerability
Description

All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior is vulnerable to malicious file upload. An attacker could take advantage of this to store malicious files on the server, which could override sensitive and useful existing files on the filesystem, fill the hard disk to full capacity, or compromise the affected device or computers with administrator level privileges connected to the affected device.

INFO

Published Date :

Nov. 10, 2022, 10:15 p.m.

Last Modified :

Nov. 21, 2024, 7:22 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.0

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-40981 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 Etictelecom remote_access_server_firmware
2 Etictelecom ras-c-100-lw
3 Etictelecom ras-e-100
4 Etictelecom ras-e-220
5 Etictelecom ras-e-400
6 Etictelecom ras-ec-220-lw
7 Etictelecom ras-ec-400-lw
8 Etictelecom ras-ec-480-lw
9 Etictelecom ras-ecw-220-lw
10 Etictelecom ras-ecw-400-lw
11 Etictelecom ras-ew-100
12 Etictelecom ras-ew-220
13 Etictelecom ras-ew-400
14 Etictelecom rfm-e
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-2022-40981.

URL Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01 Patch Third Party Advisory US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01 Patch Third Party Advisory US Government Resource

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-2022-40981 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-40981 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01
  • CVE Modified by [email protected]

    Sep. 17, 2024

    Action Type Old Value New Value
    Changed Description All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior is vulnerable to malicious file upload. An attacker could take advantage of this to store malicious files on the server, which could override sensitive and useful existing files on the filesystem, fill the hard disk to full capacity, or compromise the affected device or computers with administrator level privileges connected to the affected device. All versions of ETIC Telecom Remote Access Server (RAS) 4.5.0 and prior is vulnerable to malicious file upload. An attacker could take advantage of this to store malicious files on the server, which could override sensitive and useful existing files on the filesystem, fill the hard disk to full capacity, or compromise the affected device or computers with administrator level privileges connected to the affected device.
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Dec. 28, 2023

    Action Type Old Value New Value
    Added CWE NIST CWE-434
    Removed CPE Configuration OR *cpe:2.3:a:etictelecom:remote_access_server:*:*:*:*:*:*:*:* versions up to (including) 4.5.0
    Added CPE Configuration AND OR *cpe:2.3:o:etictelecom:remote_access_server_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.5.0 OR cpe:2.3:h:etictelecom:ras-c-100-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-e-100:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-e-220:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-e-400:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ec-220-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ec-400-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ec-480-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ecw-220-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ecw-400-lw:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ew-100:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ew-220:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:ras-ew-400:-:*:*:*:*:*:*:* cpe:2.3:h:etictelecom:rfm-e:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 23, 2023

    Action Type Old Value New Value
    Removed CVSS V3.1 ICS-CERT AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
    Added CVSS V3.1 ICS-CERT AV:A/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
    Removed CVSS V3.1 Reason I-No limiting factors
    Removed CVSS V3.1 Reason A-No limiting factors
    Removed CVSS V3.1 Reason C-No limiting factors
  • Initial Analysis by [email protected]

    Nov. 16, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    Changed Reference Type https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01 No Types Assigned https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-01 Patch, Third Party Advisory, US Government Resource
    Added CPE Configuration OR *cpe:2.3:a:etictelecom:remote_access_server:*:*:*:*:*:*:*:* versions up to (including) 4.5.0
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-2022-40981 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-2022-40981 weaknesses.

Exploit Prediction

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

0.26 }} -0.00%

score

0.64492

percentile

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