VULNERABILITY INTELLIGENCE
CVE-2016-2161
CVSS score7.5 HIGH
EPSS probability20.95%
CISA KEVNot currently listed
Published2017-07-27
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
In Apache HTTP Server versions 2.4.0 to 2.4.23, malicious input to mod_auth_digest can cause the server to crash, and each instance continues to crash even for subsequently valid requests.
Weakness classification
- CWE-20: Improper Input Validation
- CWE-823: Use of Out-of-range Pointer Offset
Primary references
- security@apache.org
- security@apache.org
- security@apache.org — Third Party Advisory, VDB Entry
- security@apache.org — Third Party Advisory, VDB Entry
- security@apache.org
- security@apache.org
- security@apache.org
- security@apache.org
- security@apache.org — Third Party Advisory
- security@apache.org — Vendor Advisory
- security@apache.org
- security@apache.org