SB2011111703 - Use-after-free in Openswan
Published: November 17, 2011 Updated: August 11, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2011-4073)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions. A remote authenticated users can cause a denial of service (pluto IKE daemon crash).
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- http://secunia.com/advisories/46678
- http://secunia.com/advisories/46681
- http://secunia.com/advisories/47342
- http://www.debian.org/security/2011/dsa-2374
- http://www.openswan.org/download/CVE-2011-4073/CVE-2011-4073.txt
- http://www.redhat.com/support/errata/RHSA-2011-1422.html
- http://www.securityfocus.com/bid/50440
- http://www.securitytracker.com/id?1026268