Summary
generated automatically from NVD dataTotolink A8000RU firmware 7.1cu.643_b20200521 contains an OS command injection flaw (CWE-77) in the setUPnPCfg function of /cgi-bin/cstecgi.cgi, part of the CGI Handler component. Manipulating the enable argument lets a remote attacker inject operating system commands, with no authentication or user interaction required. The vulnerability is rated CRITICAL with a CVSS v3.1 score of 9.8, and the exploit has reportedly been disclosed publicly.
NVD description
A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument enable leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
EPSS · FIRST.org
3.3%probability of exploitation in the next 30 days
Higher than 88% of scored CVEs
EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-19, recomputed daily by FIRST.org.
CVSS v3.1 Score
Information
- Published
- 27 avr. 2026
- Updated
- 17 juin 2026
- Status
- Deferred
- Source
- cna@vuldb.com
Weaknesses (CWE)
Similar CVEs
Other vulnerabilities of type CWE-77
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