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Fencer Vulns
medium 6.2

CVE-2006-6131 json

Untrusted search path vulnerability in (1) WSAdminServer and (2) WSWebServer in Kerio WebSTAR (4D WebSTAR Server Suite) 5.4.2 and earlier a…

published 2006-11-28 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-6114

cvss
6.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
1
Exploit-DB

Summary

Untrusted search path vulnerability in (1) WSAdminServer and (2) WSWebServer in Kerio WebSTAR (4D WebSTAR Server Suite) 5.4.2 and earlier allows local users with webstar privileges to gain root privileges via a malicious libucache.dylib helper library in the current working directory.

Timeline

  1. First public exploit (EDB-2788)
  2. Published

Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-2788 Kerio WebSTAR 5.4.2 (OSX) - 'libucache.dylib' Local Privilege Escalation local, 2006-11-15
  • securityfocus.com http://www.securityfocus.com/bid/21123 referenced PoC, tagged "exploit" by a source, unverified
  • securitytracker.com http://securitytracker.com/id?1017239 referenced PoC, tagged "exploit" by a source, unverified
  • osvdb.org http://www.osvdb.org/30450 referenced PoC, tagged "exploit" by a source, unverified
  • secunia.com http://secunia.com/advisories/22906 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.2 AV:L/AC:H/Au:N/C:C/I:C/A:C

References

Sources

Fencer Vulns 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.