#VU44756 Improper Authentication in NetworkManager - CVE-2011-2176

Vulnerability identifier: #VU44756

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2011-2176

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
NetworkManager
Server applications / Remote management servers, RDP, SSH

Vendor: Gnome Development Team

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

GNOME NetworkManager before 0.8.6 does not properly enforce the auth_admin element in PolicyKit, which allows local users to bypass intended wireless network sharing restrictions via unspecified vectors.

Mitigation
Install update from vendor's website.

Vulnerable software versions

NetworkManager: 0.2.0 - 0.8.2

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External links
https://cgit.freedesktop.org/NetworkManager/NetworkManager/plain/NEWS?h=NM_0_8
https://lists.fedoraproject.org/pipermail/package-announce/2011-August/063665.html
https://secunia.com/advisories/44858
https://securitytracker.com/id?1025711
https://www.mandriva.com/security/advisories?name=MDVSA-2011:171
https://www.redhat.com/support/errata/RHSA-2011-0930.html
https://bugzilla.redhat.com/show_bug.cgi?id=709662

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.