Cisco IOS XE SD-WAN CLI command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Cisco IOS XE SD-WAN. The affected element is an unknown function of the component CLI. The manipulation leads to command injection. This vulnerability is documented as CVE-2023-20035. The attack needs to be performed locally. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS XE SD-WAN (Router Operating System) (version now known) and classified as critical. This issue affects some unknown processing of the component CLI. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The weakness was released 03/23/2023 as cisco-sa-ios-xe-sdwan-VQAhEjYw. It is possible to read the advisory at sec.cloudapps.cisco.com. The identification of this vulnerability is CVE-2023-20035 since 10/27/2022. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/17/2025). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-24214). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
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: Command injection
CWE: CWE-77 / 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

10/27/2022 🔍
03/23/2023 +147 days 🔍
03/23/2023 +0 days 🔍
08/17/2025 +878 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-ios-xe-sdwan-VQAhEjYw
Status: Confirmed

CVE: CVE-2023-20035 (🔍)
GCVE (CVE): GCVE-0-2023-20035
GCVE (VulDB): GCVE-100-223691
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 03/23/2023 18:00
Updated: 08/17/2025 08:25
Changes: 03/23/2023 18:00 (39), 04/13/2023 11:57 (1), 04/13/2023 12:05 (20), 08/17/2025 08:25 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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