ghsa-rhcw-wjcm-9h6g
Vulnerability from github
Published
2022-02-09 00:54
Modified
2021-03-31 23:48
Severity ?
Summary
Denial of service in Undertow
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": [ { "package": { "ecosystem": "Maven", "name": "io.undertow:undertow-core" }, "ranges": [ { "events": [ { "introduced": "2.1.0" }, { "fixed": "2.1.5" } ], "type": "ECOSYSTEM" } ] }, { "package": { "ecosystem": "Maven", "name": "io.undertow:undertow-core" }, "ranges": [ { "events": [ { "introduced": "0" }, { "fixed": "2.0.33" } ], "type": "ECOSYSTEM" } ] } ], "aliases": [ "CVE-2020-27782" ], "database_specific": { "cwe_ids": [ "CWE-400" ], "github_reviewed": true, "github_reviewed_at": "2021-03-31T23:48:27Z", "nvd_published_at": "2021-02-23T19:15:00Z", "severity": "HIGH" }, "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.", "id": "GHSA-rhcw-wjcm-9h6g", "modified": "2021-03-31T23:48:27Z", "published": "2022-02-09T00:54:12Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-27782" }, { "type": "WEB", "url": "https://github.com/undertow-io/undertow/pull/997/commits/98a9ab7f2d7fe7a7254eaf17d47816c452169c90" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901304" }, { "type": "WEB", "url": "https://issues.redhat.com/browse/UNDERTOW-1813" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ], "summary": "Denial of service in Undertow" }
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.