7.2 High
AI Score
Confidence
High
3.3 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:M/Au:N/C:P/I:P/A:N
0.0004 Low
EPSS
Percentile
5.3%
The cifs_find_smb_ses function in fs/cifs/connect.c in the Linux kernel before 2.6.36 does not properly determine the associations between users and sessions, which allows local users to bypass CIFS share authentication by leveraging a mount of a share by a different user.
ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4ff67b720c02c36e54d55b88c2931879b7db1cd2
lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
www.openwall.com/lists/oss-security/2011/04/15/8
bugzilla.redhat.com/show_bug.cgi?id=697394
github.com/torvalds/linux/commit/4ff67b720c02c36e54d55b88c2931879b7db1cd2