TI-2023-02739 Aliases CVE-2023-2923 GHSA-w64q-pg96-cpvq

Tenda AC6 fromDhcpListClient stack-based overflow

MEDIUM 44CWE-121Published 2023-05-27 · Updated 2024-08-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

A vulnerability classified as critical was found in Tenda AC6 US_AC6V1.0BR_V15.03.05.19. Affected by this vulnerability is the function fromDhcpListClient. The manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-230077 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

EPSS 0.00951 61st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Tenda	AC6	US_AC6V1.0BR_V15.03.05.19	—	No fix listed	CNA

AC6 VendorTenda Affected US_AC6V1.0BR_V15.03.05.19 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:tenda:ac6_firmware:us_ac6v1.0br_v15.03.05.19:::::::*	us_ac6v1.0br_v15.03.05.19	Vulnerable	Tenda
cpe:2.3:h:tenda:ac6:-:::::::*	not specified by NVD	Running on	Tenda

cpe:2.3:o:tenda:ac6_firmware:us_ac6v1.0br_v15.03.05.19:*:*:*:*:*:*:* Versions us_ac6v1.0br_v15.03.05.19 Vulnerable ·Tenda
cpe:2.3:h:tenda:ac6:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-2923
2026-10-03 Alias added: GHSA-w64q-pg96-cpvq

References

Exploit 1

https://github.com/GleamingEyes/vul/blob/main/1.md

TI-2025-20961 Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formSetSpeedWan function. CVSS 3.1CRITICAL 9.8
TI-2023-20197 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0… CVSS 3.1CRITICAL 9.8
TI-2023-20196 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0… CVSS 3.1CRITICAL 9.8
TI-2023-20193 Tenda AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, F1203 V2.0.1.6, AC5 V1.0… CVSS 3.1CRITICAL 9.8
TI-2023-20191 Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC8 v4 V16.03.34.06, AC6 V2.0… CVSS 3.1CRITICAL 9.8
TI-2023-20109 Buffer Overflow vulnerability in Tenda Ac19 v.1.0, AC18, AC9 v.1.0, AC6 v.2.0 and v.1.0… CVSS 3.1CRITICAL 9.8

See all 107 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences