Main Vulnerability Database Vulnerabilities #VU18950

Resource management error in Linux kernel - CVE-2014-8160

Published: July 1, 2019

Vulnerability identifier: #VU18950

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2014-8160

CWE-ID: CWE-399

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exists due to net/netfilter/nf_conntrack_proto_generic.c in the Linux kernel generates incorrect conntrack entries when handling certain iptables rule sets for the SCTP, DCCP, GRE, and UDP-Lite protocols. A remote attacker can send packets with disallowed port numbers to the affected system and bypass iptables filtering rules.

Affected software

Linux kernel
MikroTik RouterOS

How to mitigate CVE-2014-8160

Install updates from vendor's website.

Linux kernel - update to 3.18
MikroTik RouterOS - addressed in versions 6.44.4, 6.45.1

External References

Related Security Bulletins