SB2014041602 - Improper Authentication in strongSwan
Published: April 16, 2014 Updated: August 10, 2020
Security Bulletin ID
SB2014041602
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Authentication (CVE-ID: CVE-2014-2338)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
IKEv2 in strongSwan 4.0.7 before 5.1.3 allows remote attackers to bypass authentication by rekeying an IKE_SA during (1) initiation or (2) re-authentication, which triggers the IKE_SA state to be set to established.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00010.html
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00064.html
- http://lists.opensuse.org/opensuse-updates/2014-05/msg00066.html
- http://secunia.com/advisories/57823
- http://www.debian.org/security/2014/dsa-2903
- http://www.securityfocus.com/bid/66815
- http://www.strongswan.org/blog/2014/04/14/strongswan-authentication-bypass-vulnerability-%28cve-2014-2338%29.html