Vulnerability · Published Nov 9, 2021 · Assigned by siemens

CVE-2021-42021

High 7.5

In plain English

A high-severity security flaw in Siveillance Video DLNA Server from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 78% of all known vulnerabilities).

Severity (CVSS NVD)7.5High

Exploit odds (30 days)1.7%top 22.1% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Siemens	Siveillance Video DLNA Server	2019 R1
Siemens	Siveillance Video DLNA Server	2019 R2
Siemens	Siveillance Video DLNA Server	2019 R3
Siemens	Siveillance Video DLNA Server	2020 R1
Siemens	Siveillance Video DLNA Server	2020 R2
Siemens	Siveillance Video DLNA Server	2020 R3
Siemens	Siveillance Video DLNA Server	2021 R1

Weakness: CWE-26

References

https://cert-portal.siemens.com/productcert/pdf/ssa-755517.pdf x_refsource_MISC