PT-2013-4928 · Linux+1 · Linux Kernel+1

Miroslav Vadkerti · Published 2013-11-08 · Updated 2023-02-13 · CVE-2013-4270

Positive Technologies (AI Summary)

CVSS v2.0

3.6

Low

Base vector

AV:L/AC:L/Au:N/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.11.5

Description The issue allows local users to bypass intended /proc/sys/net restrictions. This is due to the net ctl permissions function in net/sysctl net.c not properly determining uid and gid values, enabling users to create a crafted application for exploitation.

Recommendations For Linux kernel versions prior to 3.11.5, update to version 3.11.5 or later to resolve the issue.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2014-1422

CVE-2013-4270

RHSA-2014:0100

USN-2020-1

USN-2023-1

USN-2049-1

Affected Products

Alt Linux

Linux Kernel

References · 19

• 🔥 https://github.com/torvalds/linux/commit/2433c8f094a008895e66f25bd1773cdb01c91d01 · Exploit
• 🔥 https://github.com/luan0ap/cve-2018-14634 · Exploit
• 🔥 http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2433c8f094a008895e66f25bd1773cdb01c91d01 · Exploit
• https://cve.org/CVERecord?id=CVE-2013-4270 · Security Note
• https://osv.dev/vulnerability/CVE-2013-4270 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-2020-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2013-4270 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-4270 · Security Note
• https://ubuntu.com/security/notices/USN-2023-1 · Vendor Advisory
• http://ubuntu.com/usn/USN-2049-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2013-4270 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-2049-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2013-4270 · Vendor Advisory
• http://rhn.redhat.com/errata/RHSA-2014-0100.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2014-3002.html · Vendor Advisory