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Fencer Vulns
critical 10.0

CVE-2001-0207 json

Buffer overflow in bing allows remote attackers to execute arbitrary commands via a long hostname, which is copied to a small buffer after…

published 2001-03-26 25 y ago modified 2026-06-16 4 mo ago also EUVD-2001-0207

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Buffer overflow in bing allows remote attackers to execute arbitrary commands via a long hostname, which is copied to a small buffer after a reverse DNS lookup using the gethostbyaddr function.

Patch / fix

Exploit prediction

4.12% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2001-01/0330.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

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.