ghsa-h63v-34h7-7q42
Vulnerability from github
Published
2022-05-24 17:12
Modified
2022-05-24 17:12
Severity ?
Details
In FreeRADIUS 3.0.x before 3.0.20, the EAP-pwd module used a global OpenSSL BN_CTX instance to handle all handshakes. This mean multiple threads use the same BN_CTX instance concurrently, resulting in crashes when concurrent EAP-pwd handshakes are initiated. This can be abused by an adversary as a Denial-of-Service (DoS) attack.
{ "affected": [], "aliases": [ "CVE-2019-17185" ], "database_specific": { "cwe_ids": [ "CWE-20", "CWE-662" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2020-03-21T01:15:00Z", "severity": "MODERATE" }, "details": "In FreeRADIUS 3.0.x before 3.0.20, the EAP-pwd module used a global OpenSSL BN_CTX instance to handle all handshakes. This mean multiple threads use the same BN_CTX instance concurrently, resulting in crashes when concurrent EAP-pwd handshakes are initiated. This can be abused by an adversary as a Denial-of-Service (DoS) attack.", "id": "GHSA-h63v-34h7-7q42", "modified": "2022-05-24T17:12:07Z", "published": "2022-05-24T17:12:07Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-17185" }, { "type": "WEB", "url": "https://freeradius.org/security" }, { "type": "WEB", "url": "https://github.com/FreeRADIUS/freeradius-server/releases/tag/release_3_0_20" }, { "type": "WEB", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00039.html" } ], "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
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- 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.