9.8
CRITICAL
CVE-2023-0782
Tenda AC23 HTTPD Out-of-Bounds Write Vulnerability
Description

A vulnerability was found in Tenda AC23 16.03.07.45 and classified as critical. Affected by this issue is the function formSetSysToolDDNS/formGetSysToolDDNS of the file /bin/httpd. The manipulation leads to out-of-bounds write. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220640.

INFO

Published Date :

Feb. 11, 2023, 6:15 p.m.

Last Modified :

May 17, 2024, 2:17 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-0782 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 Tenda ac23_firmware
2 Tenda ac23
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-2023-0782.

URL Resource
https://github.com/jingping911/tendaAC23overflow/blob/main/README.md Exploit Third Party Advisory
https://vuldb.com/?ctiid.220640 Permissions Required Third Party Advisory
https://vuldb.com/?id.220640 Third Party 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-2023-0782 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-0782 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. 17, 2024

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

    May. 14, 2024

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

    Apr. 11, 2024

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

    Mar. 21, 2024

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

    Feb. 29, 2024

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

    Nov. 07, 2023

    Action Type Old Value New Value
    Removed CVSS V3 VulDB AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 VulDB AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Initial Analysis by [email protected]

    Feb. 22, 2023

    Action Type Old Value New Value
    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://github.com/jingping911/tendaAC23overflow/blob/main/README.md No Types Assigned https://github.com/jingping911/tendaAC23overflow/blob/main/README.md Exploit, Third Party Advisory
    Changed Reference Type https://vuldb.com/?ctiid.220640 No Types Assigned https://vuldb.com/?ctiid.220640 Permissions Required, Third Party Advisory
    Changed Reference Type https://vuldb.com/?id.220640 No Types Assigned https://vuldb.com/?id.220640 Third Party Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac23_firmware:16.03.07.45:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac23:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 12, 2023

    Action Type Old Value New Value
    Changed Description A vulnerability was found in Tenda AC23 16.03.07.45 and classified as critical. Affected by this issue is the function formSetSysToolDDNS/formGetSysToolDDNS of the file /bin/httpd. The manipulation leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220640. A vulnerability was found in Tenda AC23 16.03.07.45 and classified as critical. Affected by this issue is the function formSetSysToolDDNS/formGetSysToolDDNS of the file /bin/httpd. The manipulation leads to out-of-bounds write. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-220640.
    Removed CVSS V2 VulDB (AV:N/AC:L/Au:M/C:P/I:P/A:P)
    Added CVSS V2 VulDB (AV:N/AC:L/Au:M/C:C/I:C/A:C)
    Removed CVSS V3 VulDB AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V3 VulDB AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Removed CWE VulDB CWE-121
    Added CWE VulDB CWE-787
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-2023-0782 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-2023-0782 weaknesses.

Exploit Prediction

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

0.20 }} 0.04%

score

0.57986

percentile

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