by Kastro
Paper/Archive/CVE-2026-5975

CVE-2026-5975

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

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 78.5.785 × 2015.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setDmzCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument wanIdx leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might 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: none · Automatable: yes · Technical impact: total

References

writeupvuldb.com/vuln/356529refvuldb.com/vuln/356529/ctiwriteupvuldb.com/submit/791821exploitgithub.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_161/README.mdreftotolink.net