Skip to content
Fencer Vulns
high 7.5

CVE-2005-4438 json

Heap-based buffer overflow in Dec2Rar.dll 3.2.14.3, as distributed in the Symantec Antivirus Library and used by various Symantec products,…

published 2005-12-21 20 y ago modified 2026-06-16 4 mo ago also EUVD-2005-4433

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.3%
EPSS 6.3% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Heap-based buffer overflow in Dec2Rar.dll 3.2.14.3, as distributed in the Symantec Antivirus Library and used by various Symantec products, allows remote attackers to execute arbitrary code via RAR archives with sub-block headers that contain incorrect values in the length field.

Exploit prediction

6.26% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.