VulnerabilityAnalyzed
CVE-2025-9605
A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16.
HIGH 8.9EPSS 5.04%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
- CVSS 4.0
- 8.9 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 5.04% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-121
- Affected
- tenda/ac21 firmware · tenda/ac23 firmware
- Source
- cna@vuldb.com
References
- https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.mdExploit, Third Party Advisory
- https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC23/Stack-Based%20Buffer%20Overflow%20in%20Tenda%20Wi-Fi%205%20Router%20AC23%EF%BC%88AC23V1.0re_V16.03.07.52%EF%BC%89.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.321783Permissions Required, VDB Entry
- https://vuldb.com/?id.321783Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.636545Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.636548Third Party Advisory, VDB Entry
- https://www.tenda.com.cn/Product
- https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.mdExploit, Third Party Advisory
- https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC23/Stack-Based%20Buffer%20Overflow%20in%20Tenda%20Wi-Fi%205%20Router%20AC23%EF%BC%88AC23V1.0re_V16.03.07.52%EF%BC%89.mdExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.