Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-38823

Severity CVSS v4.0:
Pending analysis
Type:
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Publication date:
20/11/2023
Last modified:
10/06/2025

Description

Buffer Overflow vulnerability in Tenda Ac19 v.1.0, AC18, AC9 v.1.0, AC6 v.2.0 and v.1.0 allows a remote attacker to execute arbitrary code via the formSetCfm function in bin/httpd.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:tenda:ac6_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac6:2.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac6_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac6:1.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac9_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac9:1.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac19_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac19:1.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac18_firmware:15.03.05.19\(6318\):*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools