CVE-2025-0848: Tenda A18 HTTP POST Request SetCmdlineRun stack-based overflow

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-01-30 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability was found in Tenda A18 up to 15.13.07.09. It has been rated as critical. This issue affects the function SetCmdlineRun of the file /goform/SetCmdlineRun of the component HTTP POST Request Handler. The manipulation of the argument wpapsk_crypto5g leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

Tenda A18: 15.13.07.09

References

https://github.com/alc9700jmo/CVE/issues/9
https://vuldb.com/?ctiid.294011
https://vuldb.com/?id.294011
https://vuldb.com/?submit.485802
https://www.tenda.com.cn/

Get alerted when CVE-2025-0848 or the next vulnerability affects your stack