CVE-2021-31878
Estado: ModificadaMedia (6.5)—
An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.46%
- Percentil entre todas las CVEs puntuadas: 84
- 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 (1)
CWE
- CWE-617
Referencias
- http://downloads.asterisk.org/pub/security/AST-2021-007.html
- http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html
- http://seclists.org/fulldisclosure/2021/Jul/48
- https://downloads.digium.com/pub/security/AST-2021-007.html
- https://issues.asterisk.org/jira/browse/ASTERISK-29381
- http://downloads.asterisk.org/pub/security/AST-2021-007.html
- http://packetstormsecurity.com/files/163638/Asterisk-Project-Security-Advisory-AST-2021-007.html
- http://seclists.org/fulldisclosure/2021/Jul/48
- https://downloads.digium.com/pub/security/AST-2021-007.html
- https://issues.asterisk.org/jira/browse/ASTERISK-29381
JSON original (NVD)
Mostrar
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