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opensslOpenSSLOPENSSL:CVE-2011-4109
HistoryJan 04, 2012 - 12:00 a.m.

Vulnerability in OpenSSL CVE-2011-4109

2012-01-0400:00:00
www.openssl.org
20

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

AI Score

7.5

Confidence

High

EPSS

0.038

Percentile

91.9%

If X509_V_FLAG_POLICY_CHECK is set in OpenSSL 0.9.8, then a policy check failure can lead to a double-free. The bug does not occur unless this flag is set. Users of OpenSSL 1.0.0 are not affected. 

CVSS2

9.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

AI Score

7.5

Confidence

High

EPSS

0.038

Percentile

91.9%