CVE-2022-25327 is a vulnerability in Google Fscrypt
Published on February 25, 2022
Local Denial of Service in fscrypt PAM module
The PAM module for fscrypt doesn't adequately validate fscrypt metadata files, allowing users to create malicious metadata files that prevent other users from logging in. A local user can cause a denial of service by creating a fscrypt metadata file that prevents other users from logging into the system. We recommend upgrading to version 0.3.3 or above
Vulnerability Analysis
CVE-2022-25327 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
Credentials Management Errors
Weaknesses in this category are related to the management of credentials.
Products Associated with CVE-2022-25327
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Affected Versions
Google LLC fscrypt:- Version unspecified, <= 0.3.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.