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ubuntucveUbuntu.comUB:CVE-2011-2701
HistoryAug 04, 2011 - 12:00 a.m.

CVE-2011-2701

2011-08-0400:00:00
ubuntu.com
ubuntu.com
9

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0.007

Percentile

80.6%

The ocsp_check function in rlm_eap_tls.c in FreeRADIUS 2.1.11, when OCSP is
enabled, does not properly parse replies from OCSP responders, which allows
remote attackers to bypass authentication by using the EAP-TLS protocol
with a revoked X.509 client certificate.

Bugs

Notes

Author Note
mdeslaur OCSP support was added in 2.1.11

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0.007

Percentile

80.6%