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Fencer Vulns
high 7.5

CVE-2002-0079 in the critical feed json

Buffer overflow in the chunked encoding transfer mechanism in Internet Information Server (IIS) 4.0 and 5.0 Active Server Pages allows atta…

published 2002-04-22 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0079

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
78.0%
EPSS 78.0% chance of exploitation in 30 days, percentile 99.5%
public exploits
4
Exploit-DB

Summary

Buffer overflow in the chunked encoding transfer mechanism in Internet Information Server (IIS) 4.0 and 5.0 Active Server Pages allows attackers to cause a denial of service or execute arbitrary code.

Timeline

  1. First public exploit (EDB-21370)
  2. Published

Exploit prediction

77.96% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-21371 Microsoft IIS 4.0/5.0 - Chunked Encoding Transfer Heap Overflow (4) remote, 2002-04-24
  • EDB-21370 Microsoft IIS 4.0/5.0 - Chunked Encoding Transfer Heap Overflow (3) remote, 2002-04-10
  • EDB-21369 Microsoft IIS 4.0/5.0 - Chunked Encoding Transfer Heap Overflow (2) remote, 2002-04-14
  • EDB-21368 Microsoft IIS 4.0/5.0 - Chunked Encoding Transfer Heap Overflow (1) remote, 2002-04-10

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.