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CVE-2022-38476

UNKNOWN
Published 2022-12-22T00:00:00.000Z
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Expert Analysis

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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.002
probability
of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.584
Higher than 58.4% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

A data race could occur in the <code>PK11_ChangePW</code> function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password. This vulnerability affects Firefox ESR < 102.2 and Thunderbird < 102.2.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Thunderbird

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-mj64-2668-m2rv

Advisory Details

A data race could occur in the <code>PK11_ChangePW</code> function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password. This vulnerability affects Firefox ESR < 102.2 and Thunderbird < 102.2.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-38476
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1760998
WEB https://www.mozilla.org/security/advisories/mfsa2022-34
WEB https://www.mozilla.org/security/advisories/mfsa2022-36

Advisory provided by GitHub Security Advisory Database. Published: December 22, 2022, Modified: April 15, 2025

References

https://www.mozilla.org/security/advisories/mfsa2022-36/
https://www.mozilla.org/security/advisories/mfsa2022-34/
https://bugzilla.mozilla.org/show_bug.cgi?id=1760998
Published: 2022-12-22T00:00:00.000Z
Last Modified: 2025-04-15T17:24:15.982Z
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