What is the CVSS score of CVE-2021-42021?

CVE-2021-42021 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.7%.

Is there a patch available for CVE-2021-42021?

Yes, a patch is available for CVE-2021-42021. Update the affected software to the latest version immediately.

Siveillance Video Management Software 2019 R1 CVE-2021-42021

HIGH

Path Traversal: '/dir/../filename' (CWE-26)

2021-11-09 productcert@siemens.com

Path Traversal Siveillance Video Management Software 2019 R1 Siveillance Video Management Software 2019 R2 Siveillance Video Management Software 2019 R3 Siveillance Video Management Software 2020 R1 Siveillance Video Management Software 2020 R2

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Nov 09, 2021 - 12:15 nvd

HIGH 7.5

DescriptionNVD

A vulnerability has been identified in Siveillance Video DLNA Server (2019 R1), Siveillance Video DLNA Server (2019 R2), Siveillance Video DLNA Server (2019 R3), Siveillance Video DLNA Server (2020 R1), Siveillance Video DLNA Server (2020 R2), Siveillance Video DLNA Server (2020 R3), Siveillance Video DLNA Server (2021 R1). The affected application contains a path traversal vulnerability that could allow to read arbitrary files on the server that are outside the application’s web document directory. An unauthenticated remote attacker could exploit this issue to access sensitive information for subsequent attacks.

AnalysisAI

A vulnerability has been identified in Siveillance Video DLNA Server (2019 R1), Siveillance Video DLNA Server (2019 R2), Siveillance Video DLNA Server (2019 R3), Siveillance Video DLNA Server (2020. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-26. A vulnerability has been identified in Siveillance Video DLNA Server (2019 R1), Siveillance Video DLNA Server (2019 R2), Siveillance Video DLNA Server (2019 R3), Siveillance Video DLNA Server (2020 R1), Siveillance Video DLNA Server (2020 R2), Siveillance Video DLNA Server (2020 R3), Siveillance Video DLNA Server (2021 R1). The affected application contains a path traversal vulnerability that could allow to read arbitrary files on the server that are outside the application’s web document directory. An unauthenticated remote attacker could exploit this issue to access sensitive information for subsequent attacks. Affected products include: Siemens Siveillance Video Management Software 2019 R1, Siemens Siveillance Video Management Software 2019 R2, Siemens Siveillance Video Management Software 2019 R3, Siemens Siveillance Video Management Software 2020 R1, Siemens Siveillance Video Management Software 2020 R2.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.