What is the CVSS score of CVE-2023-21703?

CVE-2023-21703 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Is there a patch available for CVE-2023-21703?

Yes, a patch is available for CVE-2023-21703. Update the affected software to the latest version immediately.

Azure Data Box Gateway CVE-2023-21703

HIGH

Deserialization of Untrusted Data (CWE-502)

2023-02-14 secure@microsoft.com

RCE Microsoft Deserialization Azure Data Box Gateway Azure Stack Edge

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 14, 2023 - 20:15 nvd

HIGH 7.2

DescriptionNVD

Azure Data Box Gateway Remote Code Execution Vulnerability

AnalysisAI

Azure Data Box Gateway Remote Code Execution Vulnerability. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Technical ContextAI

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. Affected products include: Microsoft Azure Data Box Gateway, Microsoft Azure Stack Edge.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.