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CVE-2026-5679mediumCWE-77CWE-78

Totolink A3300R cstecgi.cgi vsetTr069Cfg os command injection

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.1epss 1.7%
exploitation probability
1.7%top 24% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_B20221024. The impacted element is the function vsetTr069Cfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument stun_pass leads to os command injection. The exploit has been disclosed publicly and may be used.
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
Totolink · A3300R
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.