Vulnerability · Published Jun 8, 2025 · Assigned by VulDB

CVE-2025-5851Tenda AC15 HTTP POST Request AdvSetLanip fromadvsetlanip buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in AC15 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.1%top 35.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Tenda AC15 15.03.05.19_multi. It has been rated as critical. This issue affects the function fromadvsetlanip of the file /goform/AdvSetLanip of the component HTTP POST Request Handler. The manipulation of the argument lanMask leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products (as reported)

Vendor	Product	Versions
Tenda	AC15	15.03.05.19_multi

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-311597 | Tenda AC15 HTTP POST Request AdvSetLanip fromadvsetlanip buffer overflow vdb-entry, technical-description
VDB-311597 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #591384 | Tenda AC15 V1.0 V15.03.05.19_multi Buffer Overflow third-party-advisory
https://candle-throne-f75.notion.site/Tenda-AC15-fromadvsetlanip-20adf0aa118580a09182c1c5c42079fc exploit
https://www.tenda.com.cn/ product