Vulnerability CVE-2012-4454
Published: 2012-10-10   Modified: 2012-10-11

Description:
openCryptoki before 2.4.1, when using spinlocks, allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) .pkapi_xpk or (2) .pkcs11spinloc file in /tmp.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.9/10
2.9/10
5.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Opencryptoki project -> Opencryptoki 

 References:
http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki;a=commitdiff;h=b7fcb3eb0319183348f1f4fb90ede4edd6487c30
http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki;a=commitdiff;h=58345488c9351d9be9a4be27c8b407c2706a33a9
https://bugzilla.redhat.com/show_bug.cgi?id=730636
http://xforce.iss.net/xforce/xfdb/78797
http://www.securityfocus.com/bid/55627
http://www.openwall.com/lists/oss-security/2012/09/27/2
http://www.openwall.com/lists/oss-security/2012/09/25/5
http://www.openwall.com/lists/oss-security/2012/09/20/6
http://www.openwall.com/lists/oss-security/2012/09/09/2
http://www.openwall.com/lists/oss-security/2012/09/07/6
http://www.openwall.com/lists/oss-security/2012/09/07/2
http://sourceforge.net/mailarchive/message.php?msg_id=28878345
http://secunia.com/advisories/50702
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