CVE-2016-0747

medium F5
CVSS v3 Base Score
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score
20.0%
Exploitation probability in 30 days
Top 4% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Published: February 15, 2016 (3740 days ago)
Last Modified: May 6, 2026
Vendor: F5
Source: NVD

Description

The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.

CWE

CWE-400

Affected Products

f5 nginxcanonical ubuntu linuxdebian debian linuxopensuse leapapple xcode

References

🔗 lists.opensuse.org 🔗 mailman.nginx.org 🔗 seclists.org 🔗 www.debian.org 🔗 www.securitytracker.com