CVE-2022-25327
CVSS V2 Low 2.1
CVSS V3 Medium 5.5
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
Overview
- CVE ID
- CVE-2022-25327
- Assigner
- cve-coordination@google.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-02-25T11:15:08
- Last Modified Date
- 2022-03-08T15:41:16
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:google:fscrypt:*:*:*:*:*:*:*:* | 1 | OR | 0.3.3 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- PARTIAL
- Base Score
- 2.1
- Severity
- LOW
- Exploitability Score
- 3.9
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/google/fscrypt/pull/346 | Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-25327 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-25327 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 15:47:03 | Added to TrackCVE | |||
| 2022-12-06 10:47:40 | security@google.com | cve-coordination@google.com | CVE Assigner | updated |
| 2022-12-06 10:47:40 | 2022-02-25T11:15Z | 2022-02-25T11:15:08 | CVE Published Date | updated |
| 2022-12-06 10:47:40 | 2022-03-08T15:41:16 | CVE Modified Date | updated | |
| 2022-12-06 10:47:40 | Analyzed | Vulnerability Status | updated |