CVE-2026-121600 TOTOLINK A950RG MAC Filter cstecgi.cgi setMacFilterRules stack-based overflow
CriticalCVSS 9.4
EPSS 0.47%
- Published
- Updated
- Exploit status
- No public exploit known
Description
A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component MAC Filter Handler. This manipulation of the argument addEffect causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| totolink a950rg firmware | = 4.1.2cu.5268_B20221104 | No fix listed |
References
- VDB-430442 | TOTOLINK A950RG MAC Filter cstecgi.cgi setMacFilterRules stack-based overflow technical-description vdb-entry
- VDB-430442 | CTI Indicators (IOB, IOC, IOA) permissions-required signature
- CVE-2026-121600 | CVE Analysis and Report third-party-advisory
- Submit #1022562 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Stack Buffer Overflow third-party-advisory
- gist.github.com exploit
- www.totolink.net product