by Kastro
Paper/Archive/CVE-2026-7204

CVE-2026-7204

Totolink A8000RU — Totolink A8000RU CGI cstecgi.cgi setPptpServerCfg os command injection

EPSS 2%public exploitCVSS 9.8
critical.is priorityof 100
56
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 84.4.844 × 2016.9Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setPptpServerCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument enable causes os command injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

Affected

ProductAffectedFixed inSource
A8000RU7.1cu.643_b20200521–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/359804refvuldb.com/vuln/359804/ctiwriteupvuldb.com/submit/801530exploitgithub.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_323/README.mdreftotolink.net