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Fencer Intel
critical 9.0

CVE-2013-5758 in the critical feed json

cgi-bin/cgiServer.exx in Yealink VoIP Phone SIP-T38G allows remote authenticated users to execute arbitrary commands by calling the system…

published 12y ago modified 4mo ago also EUVD-2013-5594

cvss
9.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.9%
EPSS 11.9% chance of exploitation in 30 days, percentile 96%
public exploits
2
Exploit-DB

Summary

cgi-bin/cgiServer.exx in Yealink VoIP Phone SIP-T38G allows remote authenticated users to execute arbitrary commands by calling the system method in the body of a request, as demonstrated by running unauthorized services, changing directory permissions, and modifying files.

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Timeline

  1. First public exploit (EDB-33742)
  2. Published

Exploit prediction

11.89% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-33742 Yealink VoIP Phone SIP-T38G - Privilege Escalation remote, 2014-06-13
  • EDB-33741 Yealink VoIP Phone SIP-T38G - Remote Command Execution remote, 2014-06-13
  • packetstormsecurity.com http://packetstormsecurity.com/files/127096/Yealink-VoIP-Phone-SIP-T38G-Remote-Command-Execution.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/127093/Yealink-VoIP-Phone-SIP-T38G-Privilege-Escalation.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.