Cisco NX-OS BGP input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco NX-OS. It has been rated as problematic. Affected by this issue is some unknown functionality of the component BGP Component. Performing a manipulation results in input validation. This vulnerability is known as CVE-2012-4097. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco NX-OS (Router Operating System) (version unknown). This affects an unknown function of the component BGP Component. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

The BGP implementation in Cisco NX-OS does not properly filter segment types in AS paths, which allows remote attackers to cause a denial of service (BGP service reset) via a malformed UPDATE message, aka Bug ID CSCtn13043.

The weakness was published 10/04/2013 as CSCtn13043 as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The public release has been coordinated with Cisco. This vulnerability is uniquely identified as CVE-2012-4097 since 07/31/2012. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at X-Force (87676), SecurityFocus (BID 62842†), OSVDB (98128†) and Vulnerability Center (SBV-42185†). Similar entries are available at VDB-10607, VDB-10606, VDB-10604 and VDB-10603. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2012 🔍
10/04/2013 +429 days 🔍
10/04/2013 +0 days 🔍
10/04/2013 +0 days 🔍
10/08/2013 +4 days 🔍
10/13/2013 +5 days 🔍
11/05/2013 +23 days 🔍
05/26/2021 +2759 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCtn13043
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-4097 (🔍)
GCVE (CVE): GCVE-0-2012-4097
GCVE (VulDB): GCVE-100-10605
X-Force: 87676
SecurityFocus: 62842
OSVDB: 98128
Vulnerability Center: 42185 - Cisco NX-OS 5.2(0.180)S14 Until 5.2(0.218)S0 Remote Denial of Service via a Malformed UPDATE Message, Medium

See also: 🔍

Entryinfo

Created: 10/08/2013 18:37
Updated: 05/26/2021 09:55
Changes: 10/08/2013 18:37 (44), 05/14/2017 10:50 (18), 05/26/2021 09:55 (4)
Complete: 🔍
Committer:
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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