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Fencer Vulns
high 7.5

CVE-2002-0364 in the critical feed json

Buffer overflow in the chunked encoding transfer mechanism in IIS 4.0 and 5.0 allows attackers to execute arbitrary code via the processing…

published 2002-07-03 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0361

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
33.8%
EPSS 33.8% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Buffer overflow in the chunked encoding transfer mechanism in IIS 4.0 and 5.0 allows attackers to execute arbitrary code via the processing of HTR request sessions, aka "Heap Overrun in HTR Chunked Encoding Could Enable Web Server Compromise."

Exploit prediction

33.82% chance of exploitation in the next 30 days, higher than 98% 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.