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CVE-2022-38478

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

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CVSS Score

V3.1
8.8
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.554
Higher than 55.4% of all CVEs

Attack Vector Metrics

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

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

Members the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 103, Firefox ESR 102.1, and Firefox ESR 91.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 102.2, Thunderbird < 91.13, Firefox ESR < 91.13, Firefox ESR < 102.2, and Firefox < 104.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Thunderbird

Affected Versions:

unspecified unspecified
Mozilla

Firefox ESR

Affected Versions:

unspecified unspecified
Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-c5f3-h7xh-cf2f

Advisory Details

Members the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 103, Firefox ESR 102.1, and Firefox ESR 91.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 102.2, Thunderbird < 91.13, Firefox ESR < 91.13, Firefox ESR < 102.2, and Firefox < 104.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-38478
WEB https://bugzilla.mozilla.org/buglist.cgi?bug_id=1770630%2C1776658
WEB https://www.mozilla.org/security/advisories/mfsa2022-33
WEB https://www.mozilla.org/security/advisories/mfsa2022-34
WEB https://www.mozilla.org/security/advisories/mfsa2022-35
WEB https://www.mozilla.org/security/advisories/mfsa2022-36
WEB https://www.mozilla.org/security/advisories/mfsa2022-37

Advisory provided by GitHub Security Advisory Database. Published: December 22, 2022, Modified: October 21, 2024

References

https://www.mozilla.org/security/advisories/mfsa2022-35/
https://www.mozilla.org/security/advisories/mfsa2022-33/
https://www.mozilla.org/security/advisories/mfsa2022-37/
https://www.mozilla.org/security/advisories/mfsa2022-36/
https://www.mozilla.org/security/advisories/mfsa2022-34/
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1770630%2C1776658
Published: 2022-12-22T00:00:00.000Z
Last Modified: 2025-04-15T17:20:18.313Z
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