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Fencer Vulns
medium 5.0

CVE-2004-2442 json

Multiple interpretation error in various F-Secure Anti-Virus products, including Workstation 5.43 and earlier, Windows Servers 5.50 and ear…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-2433

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.6%
EPSS 10.6% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

Multiple interpretation error in various F-Secure Anti-Virus products, including Workstation 5.43 and earlier, Windows Servers 5.50 and earlier, MIMEsweeper 5.50 and earlier, Anti-Virus for Linux Servers and Gateways 4.61 and earlier, and other products, allows remote attackers to bypass antivirus protection via a compressed file with both local and global headers set to zero, which does not prevent the compressed file from being opened on the target system.

Patch / fix

Timeline

  1. First public exploit (EDB-629)
  2. Published

Exploit prediction

10.64% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-629 Multiple AntiVirus - '.zip' Detection Bypass local, 2004-11-14

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

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.