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CVE-2020-27782

UNKNOWN
Published 2021-02-23T18:35:52
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No CVSS data available

Description

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Denial of service in Undertow

GHSA-rhcw-wjcm-9h6g

Advisory Details

A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.

Affected Packages

Maven io.undertow:undertow-core
ECOSYSTEM: ≥2.1.0 <2.1.5
Maven io.undertow:undertow-core
ECOSYSTEM: ≥0 <2.0.33

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-27782
WEB https://github.com/undertow-io/undertow/pull/997/commits/98a9ab7f2d7fe7a7254eaf17d47816c452169c90
WEB https://bugzilla.redhat.com/show_bug.cgi?id=1901304
WEB https://issues.redhat.com/browse/UNDERTOW-1813

Advisory provided by GitHub Security Advisory Database. Published: February 9, 2022, Modified: March 31, 2021

References

https://bugzilla.redhat.com/show_bug.cgi?id=1901304
Published: 2021-02-23T18:35:52
Last Modified: 2024-08-04T16:25:42.926Z
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