CVE-2013-4270
Linux Kernel < 3.11.5 - Local Privilege Escalation via net_ctl_permissions UID/GID Bypass
Title source: llmDescription
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 (6)
Core 6
Core References
Vendor Advisory x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.11.5
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1027752
Patch x_refsource_confirm
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2433c8f094a008895e66f25bd1773cdb01c91d01
Exploit, Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/2433c8f094a008895e66f25bd1773cdb01c91d01
Vendor Advisory vendor-advisory
x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2049-1
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2014-0100.html
Scores
EPSS
0.0055
EPSS Percentile
41.4%
Details
CWE
CWE-20
Status
published
Products (44)
linux/linux_kernel
3.0 rc1 (7 CPE variants)
linux/linux_kernel
3.0.1
linux/linux_kernel
3.0.2
linux/linux_kernel
3.0.3
linux/linux_kernel
3.0.4
linux/linux_kernel
3.0.5
linux/linux_kernel
3.0.6
linux/linux_kernel
3.0.7
linux/linux_kernel
3.0.8
linux/linux_kernel
3.0.9
... and 34 more
Published
Dec 09, 2013
Tracked Since
Feb 18, 2026