CVE-2025-3032
Firefox File Descriptor Leak Privilege Escalation
Description
Leaking of file descriptors from the fork server to web content processes could allow for privilege escalation attacks. This vulnerability affects Firefox < 137 and Thunderbird < 137.
INFO
Published Date :
April 1, 2025, 1:15 p.m.
Last Modified :
April 1, 2025, 8:26 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.2
Exploitability Score :
2.2
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-3032.
| URL | Resource |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1949987 | |
| https://www.mozilla.org/security/advisories/mfsa2025-20/ | |
| https://www.mozilla.org/security/advisories/mfsa2025-23/ |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-3032 vulnerability anywhere in the article.
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Cyber Security News
Firefox 137 Released With Fix for Multiple High Severity Vulnerabilities
Mozilla has officially released Firefox 137, addressing multiple high-severity security vulnerabilities that could potentially allow remote attackers to execute arbitrary code, trigger denial of servi ... Read more
The following table lists the changes that have been made to the
CVE-2025-3032 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Apr. 01, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Added CWE CWE-403 -
New CVE Received by [email protected]
Apr. 01, 2025
Action Type Old Value New Value Added Description Leaking of file descriptors from the fork server to web content processes could allow for privilege escalation attacks. This vulnerability affects Firefox < 137 and Thunderbird < 137. Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1949987 Added Reference https://www.mozilla.org/security/advisories/mfsa2025-20/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-23/
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-3032 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-3032
weaknesses.