Cisco IOS XR CLI argument injection

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco IOS XR. Affected by this issue is some unknown functionality of the component CLI. Such manipulation leads to argument injection. This vulnerability is documented as CVE-2021-1485. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco IOS XR (Router Operating System) (unknown version). It has been rated as critical. Affected by this issue is an unknown code block of the component CLI. The manipulation with an unknown input leads to a argument injection vulnerability. Using CWE to declare the problem leads to CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. Impacted is confidentiality, integrity, and availability.

The weakness was released 04/08/2021 as cisco-sa-xr-cmdinj-vsKGherc. The advisory is available at tools.cisco.com. This vulnerability is handled as CVE-2021-1485. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Argument injection
CWE: CWE-88 / CWE-74 / CWE-707
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

11/13/2020 🔍
04/08/2021 +145 days 🔍
04/08/2021 +0 days 🔍
04/11/2021 +3 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-xr-cmdinj-vsKGherc
Status: Confirmed

CVE: CVE-2021-1485 (🔍)
GCVE (CVE): GCVE-0-2021-1485
GCVE (VulDB): GCVE-100-172646
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 04/08/2021 11:06
Updated: 04/11/2021 21:53
Changes: 04/08/2021 11:06 (38), 04/11/2021 21:47 (5), 04/11/2021 21:53 (1)
Complete: 🔍
Cache ID: 216::103

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