VULNERABILITY INTELLIGENCE

CVE-2001-1496

CVSS score9.8 CRITICAL
EPSS probability4.84%
CISA KEVNot currently listed
Published2001-12-31
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Off-by-one buffer overflow in Basic Authentication in Acme Labs thttpd 1.95 through 2.20 allows remote attackers to cause a denial of service and possibly execute arbitrary code.

Weakness classification

  • CWE-193: Off-by-one Error

Primary references