Cisco IOS XE SD-WAN/SD-WAN CLI input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Cisco IOS XE SD-WAN and SD-WAN. This affects an unknown part of the component CLI. The manipulation results in input validation. This vulnerability is identified as CVE-2022-20850. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco IOS XE SD-WAN and SD-WAN (Router Operating System) (affected version unknown). Affected is an unknown functionality of the component CLI. 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 integrity, and availability. CVE summarizes:

A vulnerability in the CLI of stand-alone Cisco IOS XE SD-WAN Software and Cisco SD-WAN Software could allow an authenticated, local attacker to delete arbitrary files from the file system of an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary file path information when using commands in the CLI of an affected device. A successful exploit could allow the attacker to delete arbitrary files from the file system of the affected device.

The weakness was released 10/01/2022 as cisco-sa-arb-file-delete-VB2rVcQv. The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2022-20850 since 11/02/2021. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/29/2022).

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: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/02/2021 🔍
10/01/2022 +332 days 🔍
10/01/2022 +0 days 🔍
10/29/2022 +28 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-arb-file-delete-VB2rVcQv
Status: Confirmed

CVE: CVE-2022-20850 (🔍)
GCVE (CVE): GCVE-0-2022-20850
GCVE (VulDB): GCVE-100-210036
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 10/01/2022 08:38
Updated: 10/29/2022 09:28
Changes: 10/01/2022 08:38 (40), 10/29/2022 09:28 (21)
Complete: 🔍
Cache ID: 216::103

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