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Fencer Vulns
medium 5.1

CVE-2005-2930 json

Stack-based buffer overflow in the _chm_find_in_PMGL function in chm_lib.c for chmlib before 0.36, as used in products such as KchmViewer,…

published 2005-10-28 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-2930

cvss
5.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

Stack-based buffer overflow in the _chm_find_in_PMGL function in chm_lib.c for chmlib before 0.36, as used in products such as KchmViewer, allows user-assisted attackers to execute arbitrary code via a CHM file containing a long element, a different vulnerability than CVE-2005-3318.

Patch / fix

Exploit prediction

2.53% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.