Vulnerability identifier: #VU40597

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-0272

CWE-ID: CWE-20

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 perform service disruption.

GNOME NetworkManager allows remote attackers to cause a denial of service (IPv6 traffic disruption) via a crafted MTU value in an IPv6 Router Advertisement (RA) message, a different vulnerability than CVE-2015-8215.

Mitigation
Install update from vendor's website.

Vulnerable software versions

NetworkManager: All versions

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External links
http://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=d5fc88e573fa58b93034b04d35a2454f5d28cad9
http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/76814
http://www.ubuntu.com/usn/USN-2792-1
http://bugzilla.redhat.com/show_bug.cgi?id=1192132

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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.