CVE-2021-42021 — HIGH (7.5)

Vulnerability Description

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.

CVSS Score

7.5

HIGH

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

Affected Products

Vendor	Product	Versions
Siemens	Siveillance Video Management Software 2019 R1	All versions
Siemens	Siveillance Video Management Software 2019 R2	All versions
Siemens	Siveillance Video Management Software 2019 R3	All versions
Siemens	Siveillance Video Management Software 2020 R1	-
Siemens	Siveillance Video Management Software 2020 R2	-
Siemens	Siveillance Video Dlna Server	-

Related Weaknesses (CWE)

CWE-22 CWE-26

References

https://cert-portal.siemens.com/productcert/pdf/ssa-755517.pdfPatchThird Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-755517.pdfPatchThird Party Advisory

FAQ

What is CVE-2021-42021?

CVE-2021-42021 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2021-42021?

CVE-2021-42021 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-42021?

Check the references section above for vendor advisories and patch information. 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.