CVE-2016-2161

high Apache
CVSS v3 Base Score
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
33.2%
Exploitation probability in 30 days
Top 3% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: July 27, 2017 (3213 days ago)
Last Modified: May 13, 2026
Vendor: Apache
Source: NVD

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.

CWE

CWE-823

Affected Products

apache http server

References

🔗 rhn.redhat.com 🔗 www.debian.org 🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 access.redhat.com