CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

BID:52828

Info

CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

Bugtraq ID: 52828
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2012-1558
Remote: Yes
Local: No
Published: Mar 30 2012 12:00AM
Updated: Mar 30 2012 12:00AM
Credit: Remi Gacogne
Vulnerable: CyaSSL CyaSSL 2.0.6
Not Vulnerable: CyaSSL CyaSSL 2.0.8

Discussion

CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

CyaSSL is prone to a denial-of-service vulnerability.

Successfully exploiting this issue allows attackers to crash applications using the affected library, denying service to legitimate users.

Versions prior to CyaSSL 2.0.8 are vulnerable.

Exploit / POC

CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

Attackers can use standard tools to exploit this issue.

Solution / Fix

CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

Solution:
Updates are available. Please see the references for more information.

References

CyaSSL X.509 Certificates NULL Pointer Dereference Denial of Service Vulnerability

References:
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