ghsa-cm5p-p299-9f4g
Vulnerability from github
Published
2022-09-13 00:00
Modified
2022-09-16 00:00
Severity ?
Details
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
{ "affected": [], "aliases": [ "CVE-2022-37797" ], "database_specific": { "cwe_ids": [ "CWE-476" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-09-12T15:15:00Z", "severity": "HIGH" }, "details": "In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.", "id": "GHSA-cm5p-p299-9f4g", "modified": "2022-09-16T00:00:40Z", "published": "2022-09-13T00:00:39Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-37797" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00002.html" }, { "type": "WEB", "url": "https://redmine.lighttpd.net/issues/3165" }, { "type": "WEB", "url": "https://security.gentoo.org/glsa/202210-12" }, { "type": "WEB", "url": "https://www.debian.org/security/2022/dsa-5243" } ], "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" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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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.