by Kastro
Paper/Archive/CVE-2026-6113

CVE-2026-6113

Totolink A7100RU — Totolink A7100RU CGI cstecgi.cgi setTtyServiceCfg os command injection

EPSS 2%public exploitCVSS 9.8
critical.is priorityof 100
55
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 78.5.785 × 2015.7Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this vulnerability is the function setTtyServiceCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument ttyEnable leads to os command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Affected

ProductAffectedFixed inSource
A7100RU7.4cu.2313_b20191024–CNA

Scores by source

VulDB (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.3CVSS: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
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

writeupvuldb.com/vuln/356973refvuldb.com/vuln/356973/ctiwriteupvuldb.com/submit/792246exploitgithub.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_178/README.mdreftotolink.net