What is the severity of CVE-2022-27221?

The severity of CVE-2022-27221 is medium with a CVSS score of 5.9.

Which version of SINEMA Remote Connect Server is affected by CVE-2022-27221?

All versions of SINEMA Remote Connect Server prior to V3.1 are affected by CVE-2022-27221.

What is the Common Weakness Enumeration (CWE) ID associated with CVE-2022-27221?

The Common Weakness Enumeration (CWE) ID associated with CVE-2022-27221 is CWE-203 and CWE-310.

Where can I find more information about CVE-2022-27221?

You can find more information about CVE-2022-27221 in the Siemens ProductCERT advisory at https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf.

Vulnerability/
CVE-2022-27221

medium

5.9

CWE

203 310

14/6/2022

3/8/2024

CVE-2022-27221

Q: How can an attacker exploit CVE-2022-27221?

An attacker in the middle can obtain plaintext secret values by observing length differences during a series of guesses in which a string in an HTTP request URL potentially matches an unknown string.

First published: Tue Jun 14 2022(Updated: )

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.1). An attacker in machine-in-the-middle could obtain plaintext secret values by observing length differences during a series of guesses in which a string in an HTTP request URL potentially matches an unknown string in an HTTP response body, aka a "BREACH" attack.

Credit: productcert@siemens.com productcert@siemens.com

Affected Software	Affected Version	How to fix
Siemens SINEMA Remote Connect Server	<3.1

Remedy

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2022-27221?
The severity of CVE-2022-27221 is medium with a CVSS score of 5.9.
Which version of SINEMA Remote Connect Server is affected by CVE-2022-27221?
All versions of SINEMA Remote Connect Server prior to V3.1 are affected by CVE-2022-27221.
How can an attacker exploit CVE-2022-27221?
An attacker in the middle can obtain plaintext secret values by observing length differences during a series of guesses in which a string in an HTTP request URL potentially matches an unknown string.
What is the Common Weakness Enumeration (CWE) ID associated with CVE-2022-27221?
The Common Weakness Enumeration (CWE) ID associated with CVE-2022-27221 is CWE-203 and CWE-310.
Where can I find more information about CVE-2022-27221?
You can find more information about CVE-2022-27221 in the Siemens ProductCERT advisory at https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf.

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vendor/siemens
canonical/siemens sinema remote connect server

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