CVE-2023-25732

Severity CVSS v4.0:

Pending analysis

Type:

CWE-787 Out-of-bounds Write

Publication date:

02/06/2023

Last modified:

09/01/2025

Description

When encoding data from an inputStream in xpcom the size of the input being encoded was not correctly calculated potentially leading to an out of bounds memory write. This vulnerability affects Firefox

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:mozilla:firefox::::::::		110.0 (excluding)
cpe:2.3:a:mozilla:firefox_esr::::::::		102.8 (excluding)
cpe:2.3:a:mozilla:thunderbird::::::::		102.8 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-25732

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools