CVE-2026-19813 — TOTOLINK A800R firewall.so cstecgi.cgi setMacFilterRules stack-based overflow
A security vulnerability has been detected in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the componen…
Published: 2026-08-14 · CVSS: 8.7 · CVSS 4.0
A security vulnerability has been detected in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. Such manipulation of the argument Comment leads to stack-based buffer overflow. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7