CVE-2026-79911
10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
Summary
A security vulnerability has been detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The affected element is the function setSystemConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument Hostname leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| TOTOLINK | N600R | 4.3.0cu.7647_B20210106 | affected |
Weaknesses
- CWE-121: Stack-based Buffer Overflow
- CWE-119: Memory Corruption
References
- https://vuldb.com/vuln/395061
- https://vuldb.com/vuln/395061/cti
- https://vuldb.com/cve/CVE-2026-79911
- https://vuldb.com/submit/881258
- https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TOTOLINK_N600R_cstecgi_strcpy_sprintf_Multi_Function_Stack_Overflow.md
- https://www.totolink.net/
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