XML Entity Expansion Affecting untangle package, versions [,1.2.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.37% (73rd percentile)

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  • Snyk IDSNYK-PYTHON-UNTANGLE-2960170
  • published26 Jul 2022
  • disclosed26 Jul 2022
  • creditTaichi Kotake

Introduced: 26 Jul 2022

CVE-2022-33977  (opens in a new tab)
CWE-776  (opens in a new tab)

How to fix?

Upgrade untangle to version 1.2.1 or higher.

Overview

untangle is a library that converts XML to Python objects

Affected versions of this package are vulnerable to XML Entity Expansion due to improper restriction recursive entity references in DTDs. Exploiting this vulnerability allows an attacker to cause a denial-of-service (DoS) condition on the server where the product is running.

CVSS Scores

version 3.1