PyPi: Fonttools

CVE-2023-45139

Safety vulnerability ID: 65095

This vulnerability was reviewed by experts

The information on this page was manually curated by our Cybersecurity Intelligence Team.

Created at Jan 10, 2024 Updated at Dec 10, 2024

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Advisory

fontTools is a library for manipulating fonts, written in Python. The subsetting module has a XML External Entity Injection (XXE) vulnerability which allows an attacker to resolve arbitrary entities when a candidate font (OT-SVG fonts), which contains a SVG table, is parsed. This allows attackers to include arbitrary files from the filesystem fontTools is running on or make web requests from the host system. This vulnerability has been patched in version 4.43.0.

Affected package

fonttools

Latest version: 4.55.3

Tools to manipulate font files

Affected versions

Fixed versions

Vulnerability changelog

This vulnerability has no description

Resources

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45139

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Severity Details

CVSS Base Score

HIGH 7.5

CVSS v3 Details

HIGH 7.5

Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality Impact (C): HIGH
Integrity Impact (I): NONE
Availability Availability (A): NONE