What’s Vulnerable › Vulnerabilities

CVE-2022-33977

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-07-26 · updated 2026-06-17
• Weakness: CWE-776

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.

Affected products

• Christian Stefanescu untangle: through 1.2.0

References

• https://github.com/stchris/untangle
• https://github.com/stchris/untangle/releases/tag/1.2.1
• https://jvn.jp/en/jp/JVN30454777/
• https://github.com/stchris/untangle
• https://github.com/stchris/untangle/releases/tag/1.2.1
• https://jvn.jp/en/jp/JVN30454777/

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