Cisco NX-OS Command Line Interface input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Cisco NX-OS. The affected element is an unknown function of the component Command Line Interface. Performing a manipulation results in input validation. This vulnerability is cataloged as CVE-2012-4122. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco NX-OS (Router Operating System) (affected version unknown). It has been classified as problematic. This affects an unknown functionality of the component Command Line Interface. 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 confidentiality, and integrity. The summary by CVE is:

The CLI parser in Cisco NX-OS allows local users to bypass intended access restrictions, and overwrite or create arbitrary files, via shell output redirection, aka Bug IDs CSCts56672 and CSCts56669.

The weakness was shared 10/04/2013 with Cisco as Cisco NX-OS Software Input Validation Vulnerability as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. The vendor cooperated in the coordination of the public release. This vulnerability is uniquely identified as CVE-2012-4122 since 07/31/2012. Attacking locally is a requirement. The successful exploitation needs a authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (87672), SecurityFocus (BID 62843†) and OSVDB (98121†). The entry VDB-10598 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

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: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2012 🔍
10/04/2013 +430 days 🔍
10/04/2013 +0 days 🔍
10/05/2013 +1 days 🔍
10/08/2013 +3 days 🔍
03/15/2019 +1984 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: Cisco NX-OS Software Input Validation Vulnerability
Organization: Cisco
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-4122 (🔍)
GCVE (CVE): GCVE-0-2012-4122
GCVE (VulDB): GCVE-100-10599
X-Force: 87672
SecurityFocus: 62843 - Cisco NX-OS CVE-2012-4122 Arbitrary File Creation or Overwrite Vulnerability
OSVDB: 98121

See also: 🔍

Entryinfo

Created: 10/08/2013 13:03
Updated: 03/15/2019 10:43
Changes: 10/08/2013 13:03 (56), 03/15/2019 10:43 (4)
Complete: 🔍
Committer:
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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