Vulnerability Description
Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) via vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xelerance | Openswan | 2.3.0 |
Related Weaknesses (CWE)
References
- http://secunia.com/advisories/46678Vendor Advisory
- http://secunia.com/advisories/46681Vendor Advisory
- http://secunia.com/advisories/47342Vendor Advisory
- 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
- http://secunia.com/advisories/46678Vendor Advisory
- http://secunia.com/advisories/46681Vendor Advisory
- http://secunia.com/advisories/47342Vendor Advisory
- 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
FAQ
What is CVE-2011-4073?
CVE-2011-4073 is a vulnerability with a CVSS score of 4.0 (MEDIUM). Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) ...
How severe is CVE-2011-4073?
CVE-2011-4073 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4073?
Check the references section above for vendor advisories and patch information. Affected products include: Xelerance Openswan.