Cryptographic issues in Linux kernel - CVE-2013-4350
Published: September 25, 2013 / Updated: August 10, 2020
Vulnerability identifier: #VU42535
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-4350
CWE-ID: CWE-310
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The IPv6 SCTP implementation in net/sctp/ipv6.c in the Linux kernel through 3.11.1 uses data structures and function calls that do not trigger an intended configuration of IPsec encryption, which allows remote attackers to obtain sensitive information by sniffing the network.
How to mitigate CVE-2013-4350
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=95ee62083cb6453e056562d91f597552021e6ae7
- http://rhn.redhat.com/errata/RHSA-2013-1490.html
- http://www.openwall.com/lists/oss-security/2013/09/13/3
- http://www.ubuntu.com/usn/USN-2019-1
- http://www.ubuntu.com/usn/USN-2021-1
- http://www.ubuntu.com/usn/USN-2022-1
- http://www.ubuntu.com/usn/USN-2024-1
- http://www.ubuntu.com/usn/USN-2038-1
- http://www.ubuntu.com/usn/USN-2039-1
- http://www.ubuntu.com/usn/USN-2041-1
- http://www.ubuntu.com/usn/USN-2045-1
- http://www.ubuntu.com/usn/USN-2049-1
- http://www.ubuntu.com/usn/USN-2050-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1007872
- https://github.com/torvalds/linux/commit/95ee62083cb6453e056562d91f597552021e6ae7