Quagga up to 0.98.4 bgp_ecommunity.c ecommunity_ecom2str memory corruption

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

A vulnerability classified as critical was found in Quagga up to 0.98.4 (Network Routing Software). Affected by this vulnerability is the function ecommunity_ecom2str of the file bgp_ecommunity.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in the ecommunity_ecom2str function in bgp_ecommunity.c in bgpd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by sending a crafted BGP UPDATE message over IPv4.

The weakness was disclosed 10/10/2011 by Codenomicon with Codenomicon CROSS Project as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. This vulnerability is known as CVE-2011-3327. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 62066 (CentOS 5 : quagga (CESA-2012:1258)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157411 (Oracle Enterprise Linux Security Update for quagga (ELSA-2017-0794)).

Upgrading to version 0.98.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (70110), Tenable (62066), SecurityFocus (BID 49784†) and Vulnerability Center (SBV-33508†). The entries VDB-60963, VDB-60557, VDB-60556 and VDB-60555 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62066
Nessus Name: CentOS 5 : quagga (CESA-2012:1258)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70405
OpenVAS Name: Debian Security Advisory DSA 2316-1 (quagga)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Quagga 0.98.5
Patch: 94431dbc753171b48b5c6806af97fd690813b00a

Timelineinfo

08/29/2011 🔍
09/26/2011 +28 days 🔍
09/26/2011 +0 days 🔍
10/10/2011 +14 days 🔍
10/10/2011 +0 days 🔍
10/11/2011 +1 days 🔍
03/23/2015 +1259 days 🔍
12/23/2024 +3563 days 🔍

Sourcesinfo

Advisory: RHSA-2012:1258
Researcher: Codenomicon
Organization: Codenomicon CROSS Project
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-3327 (🔍)
OVAL: 🔍

CERT: 🔍
X-Force: 70110
SecurityFocus: 49784 - Quagga Multiple Remote Security Vulnerabilities
Secunia: 48106
Vulnerability Center: 33508 - Quagga 0.96.2 - 0.99.9 bgpd Remote Code Execution via a Crafted BGP UPDATE Message, High

See also: 🔍

Entryinfo

Created: 03/23/2015 04:50 PM
Updated: 12/23/2024 11:52 AM
Changes: 03/23/2015 04:50 PM (63), 04/03/2017 05:54 PM (11), 11/23/2021 02:15 PM (8), 11/23/2021 02:16 PM (2), 11/23/2021 02:17 PM (2), 12/23/2024 11:52 AM (15)
Complete: 🔍
Cache ID: 18:BA0:40

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