Vulnerability Description
strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via an IKE_SA_INIT message with a large number of NULL values in a Key Exchange payload, which triggers a NULL pointer dereference for the return value of the mpz_export function in the GNU Multiprecision Library (GMP).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Strongswan | Strongswan | <= 4.2.6 |
Related Weaknesses (CWE)
References
- http://download.strongswan.org/CHANGES4.txt
- http://labs.mudynamics.com/advisories/MU-200809-01.txt
- http://secunia.com/advisories/31963Vendor Advisory
- http://www.securityfocus.com/bid/31291
- http://www.securitytracker.com/id?1020903
- http://www.vupen.com/english/advisories/2008/2660
- http://download.strongswan.org/CHANGES4.txt
- http://labs.mudynamics.com/advisories/MU-200809-01.txt
- http://secunia.com/advisories/31963Vendor Advisory
- http://www.securityfocus.com/bid/31291
- http://www.securitytracker.com/id?1020903
- http://www.vupen.com/english/advisories/2008/2660
FAQ
What is CVE-2008-4551?
CVE-2008-4551 is a vulnerability with a CVSS score of 5.0 (MEDIUM). strongSwan 4.2.6 and earlier allows remote attackers to cause a denial of service (daemon crash) via an IKE_SA_INIT message with a large number of NULL values in a Key Exchange payload, which triggers...
How severe is CVE-2008-4551?
CVE-2008-4551 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2008-4551?
Check the references section above for vendor advisories and patch information. Affected products include: Strongswan Strongswan.