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CVE-2012-3520 Detail

Description

The Netlink implementation in the Linux kernel before 3.2.30 does not properly handle messages that lack SCM_CREDENTIALS data, which might allow local users to spoof Netlink communication via a crafted message, as demonstrated by a message to (1) Avahi or (2) NetworkManager.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00005.html
http://lists.opensuse.org/opensuse-updates/2013-02/msg00018.html
http://lists.opensuse.org/opensuse-updates/2013-02/msg00018.html
http://secunia.com/advisories/50848
http://secunia.com/advisories/50848
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.30
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.30
http://www.openwall.com/lists/oss-security/2012/08/22/1
http://www.openwall.com/lists/oss-security/2012/08/22/1
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.securityfocus.com/bid/55152
http://www.securityfocus.com/bid/55152
http://www.ubuntu.com/usn/USN-1599-1
http://www.ubuntu.com/usn/USN-1599-1
http://www.ubuntu.com/usn/USN-1610-1
http://www.ubuntu.com/usn/USN-1610-1
https://bugzilla.redhat.com/show_bug.cgi?id=850449
https://bugzilla.redhat.com/show_bug.cgi?id=850449
https://github.com/torvalds/linux/commit/e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea Exploit 
https://github.com/torvalds/linux/commit/e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea Exploit 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-287 Improper Authentication cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-3520
NVD Published Date:
10/03/2012
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.