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CVE-2022-25327

MEDIUM
Published 2022-02-25T11:00:14.437Z
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CVSS Score

V3.1
5.5
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.105
Higher than 10.5% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Description

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

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Google LLC

fscrypt

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

User login denial of service in github.com/google/fscrypt

GHSA-8vwm-8vj8-rqjf

Advisory Details

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

Affected Packages

Go github.com/google/fscrypt
ECOSYSTEM: ≥0 <0.3.3

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-25327
WEB https://github.com/google/fscrypt/pull/346
WEB https://github.com/google/fscrypt/commit/91aa3ebf42032ca783c41f9ec25d885875f66ddb
PACKAGE https://github.com/google/fscrypt

Advisory provided by GitHub Security Advisory Database. Published: February 26, 2022, Modified: March 1, 2022

References

https://github.com/google/fscrypt/pull/346
Published: 2022-02-25T11:00:14.437Z
Last Modified: 2025-04-21T13:56:22.478Z
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