CVE-2008-4551

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).

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.24% Top 25%
Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vupen.com/english/advisories/2008/2660 vdb entry
http://www.securitytracker.com/id?1020903 vdb entry
http://www.securityfocus.com/bid/31291 vdb entry
http://labs.mudynamics.com/advisories/MU-200809-01.txt
http://secunia.com/advisories/31963 third party advisory vendor advisory
http://download.strongswan.org/CHANGES4.txt

Frequently Asked Questions

What is the severity of CVE-2008-4551?
CVE-2008-4551 has been scored as a medium severity vulnerability.
How to fix CVE-2008-4551?
To fix CVE-2008-4551, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2008-4551 being actively exploited in the wild?
It is possible that CVE-2008-4551 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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