CVE-2021-3859
Estado: ModificadaAlta (7.5)—
A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.64%
- Percentil entre todas las CVEs puntuadas: 76
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (6)
CWE
- CWE-214
- CWE-668
Referencias
- https://access.redhat.com/security/cve/CVE-2021-3859
- https://bugzilla.redhat.com/show_bug.cgi?id=2010378
- https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2
- https://github.com/undertow-io/undertow/pull/1296
- https://issues.redhat.com/browse/UNDERTOW-1979
- https://security.netapp.com/advisory/ntap-20221201-0004/
- https://access.redhat.com/security/cve/CVE-2021-3859
- https://bugzilla.redhat.com/show_bug.cgi?id=2010378
- https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2
- https://github.com/undertow-io/undertow/pull/1296
- https://issues.redhat.com/browse/UNDERTOW-1979
- https://security.netapp.com/advisory/ntap-20221201-0004/
JSON original (NVD)
Mostrar
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