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  2. CVE-2012-3520
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CVE-2012-3520

low
  • Information
  • CPEs
  • Plugins

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.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea

http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00005.html

http://lists.opensuse.org/opensuse-updates/2013-02/msg00018.html

http://secunia.com/advisories/50848

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.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

http://www.securityfocus.com/bid/55152

http://www.ubuntu.com/usn/USN-1599-1

http://www.ubuntu.com/usn/USN-1610-1

https://bugzilla.redhat.com/show_bug.cgi?id=850449

https://github.com/torvalds/linux/commit/e0e3cea46d31d23dc40df0a49a7a2c04fe8edfea

Details

Source: MITRE

Published: 2012-10-03

Updated: 2016-10-12

Type: CWE-287

Risk Information

CVSS v2

Base Score: 1.9

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

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW

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