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Fencer Vulns
high 7.5

CVE-2002-0440 json

Trend Micro InterScan VirusWall HTTP proxy 3.6 with the "Skip scanning if Content-length equals 0" option enabled allows malicious web serv…

published 2002-06-11 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0437

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
1
Exploit-DB

Summary

Trend Micro InterScan VirusWall HTTP proxy 3.6 with the "Skip scanning if Content-length equals 0" option enabled allows malicious web servers to bypass content scanning via a Content-length header set to 0, which is often ignored by HTTP clients.

Patch / fix

Timeline

  1. First public exploit (EDB-21339)
  2. Published

Exploit prediction

2.62% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-21339 Trend Micro Interscan VirusWall 3.5/3.6 - Content-Length Scan Bypass remote, 2002-03-11

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.