CVE-2022-33977

HIGH

untangle < 1.2.0 - Denial of Service via XML Entity Expansion

Title source: llm
STIX 2.1

Description

untangle is a python library to convert XML data to python objects. untangle versions 1.2.0 and earlier improperly restricts recursive entity references in DTDs. By exploiting this vulnerability, a remote unauthenticated attacker may cause a denial-of-service (DoS) condition on the server where the product is running.

References (3)

Core 3
Core References
Product, Third Party Advisory x_refsource_misc
https://github.com/stchris/untangle
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/stchris/untangle/releases/tag/1.2.1
Third Party Advisory x_refsource_misc
https://jvn.jp/en/jp/JVN30454777/

Scores

CVSS v3 7.5
EPSS 0.0137
EPSS Percentile 68.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-776
Status published
Products (2)
pypi/untangle 0 - 1.2.1PyPI
untangle_project/untangle < 1.2.0
Published Jul 26, 2022
Tracked Since Feb 18, 2026