Vulnerability CVE-2009-3475
Published: 2009-09-29   Modified: 2012-02-13

Description:
Internet2 Shibboleth Service Provider software 1.3.x before 1.3.3 and 2.x before 2.2.1, when using PKIX trust validation, does not properly handle a '\0' character in the subject or subjectAltName fields of a certificate, which allows remote man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Type:

CWE-310

 (Cryptographic Issues)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Internet2 -> Shibboleth-sp 

 References:
http://www.debian.org/security/2009/dsa-1896
http://www.debian.org/security/2009/dsa-1895
http://shibboleth.internet2.edu/secadv/secadv_20090817.txt
http://secunia.com/advisories/36876
http://secunia.com/advisories/36861
http://secunia.com/advisories/36855
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