SB2014041720 - Null pointer dereference in openswan (Alpine package)
Published: April 17, 2014
Security Bulletin ID
SB2014041720
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Null pointer dereference (CVE-ID: CVE-2013-6466)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to NULL pointer dereference when handling malicious input. A remote attacker can supply specially crafted IKEv2 packets that lack expected payloads and cause IKE daemon to restart.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=f61b6c8609c53376958880ab2a1741f6888859a4
- https://git.alpinelinux.org/aports/commit/?id=95c7f93375ff9e15f0ccd68ff25ae08f230dec98
- https://git.alpinelinux.org/aports/commit/?id=1df893d29e73824172978ca87bc5575b1fcace34
- https://git.alpinelinux.org/aports/commit/?id=59f82a99051677a0a8ffbd33585293f529cf627c