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CVE-2022-27221

MEDIUMCVSS 5.9/10EPSS 0.90%

Last modified

CVE-2022-27221 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
5.9/10

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

EPSS Probability
0.90%

55.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SiemensSinema Remote Connect Server< 3.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-27221?
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.
How severe is CVE-2022-27221?
CVE-2022-27221 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2022-27221?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-27221?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST