CVE-2013-4270
5.7 Medium
AI Score
Confidence
Low
3.6 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:P/A:N
0.0004 Low
EPSS
Percentile
5.3%
The net_ctl_permissions function in net/sysctl_net.c in the Linux kernel before 3.11.5 does not properly determine uid and gid values, which allows local users to bypass intended /proc/sys/net restrictions via a crafted application.
References
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2433c8f094a008895e66f25bd1773cdb01c91d01
rhn.redhat.com/errata/RHSA-2014-0100.html
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.11.5
www.ubuntu.com/usn/USN-2049-1
bugzilla.redhat.com/show_bug.cgi?id=1027752
github.com/torvalds/linux/commit/2433c8f094a008895e66f25bd1773cdb01c91d01
Related
5.7 Medium
AI Score
Confidence
Low
3.6 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:P/A:N
0.0004 Low
EPSS
Percentile
5.3%