NetworkManager 1.x IPv6 Stack rdisc/nm-lndp-rdisc.c receive_ra input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in NetworkManager 1.x. It has been classified as critical. The affected element is the function receive_ra of the file rdisc/nm-lndp-rdisc.c of the component IPv6 Stack. The manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2015-2924. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in NetworkManager 1.x. It has been rated as critical. This issue affects the function receive_ra of the file rdisc/nm-lndp-rdisc.c of the component IPv6 Stack. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The receive_ra function in rdisc/nm-lndp-rdisc.c in the Neighbor Discovery (ND) protocol implementation in the IPv6 stack in NetworkManager 1.x allows remote attackers to reconfigure a hop-limit setting via a small hop_limit value in a Router Advertisement (RA) message, a similar issue to CVE-2015-2922.

The weakness was disclosed 11/16/2015 (Website). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2015-2924 since 04/04/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 83338 (Fedora 22 : NetworkManager-1.0.2-1.fc22 / NetworkManager-openconnect-1.0.2-1.fc22 / etc (2015-7767)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124487 (CentOS Security Update for NetworkManager-libreswan (CESA-2015:2315)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (83338), SecurityFocus (BID 76879†) and Vulnerability Center (SBV-54363†). The entries VDB-68347, VDB-72083, VDB-74129 and VDB-74989 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83338
Nessus Name: Fedora 22 : NetworkManager-1.0.2-1.fc22 / NetworkManager-openconnect-1.0.2-1.fc22 / etc (2015-7767)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 90022
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201509-05
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/04/2015 🔍
04/04/2015 +0 days 🔍
05/10/2015 +36 days 🔍
05/12/2015 +2 days 🔍
05/12/2015 +0 days 🔍
11/11/2015 +183 days 🔍
11/16/2015 +5 days 🔍
11/16/2015 +0 days 🔍
11/17/2015 +1 days 🔍
04/11/2018 +876 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-2924 (🔍)
GCVE (CVE): GCVE-0-2015-2924
GCVE (VulDB): GCVE-100-79217
SecurityFocus: 76879 - GNOME NetworkManager 'nm-lndp-rdisc.c' Denial of Service Vulnerability
Vulnerability Center: 54363 - GNOME NetworkManager before 1.0.2 Remote DoS due to Improperly Handled of Router Advertisements, Medium

See also: 🔍

Entryinfo

Created: 11/17/2015 09:17
Updated: 04/11/2018 11:41
Changes: 11/17/2015 09:17 (58), 04/11/2018 11:41 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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