CVE-2023-49786
CVE-2023-49786 · Asterisk susceptible to Denial of Service via DTLS Hello packets during call initiation
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
Esta página muestra una selección de datos de las fuentes. Consulte los avisos enlazados para ver la descripción completa y las versiones afectadas.
Asterisk is an open source private branch exchange and telephony toolkit. In Asterisk prior to versions 18.20.1, 20.5.1, and 21.0.1; as well as certified-asterisk prior to 18.9-cert6; Asterisk is susceptible to a DoS due to a race condition in the hello handshake phase of the DTLS protocol when handling DTLS-SRTP for media setup. This attack can be done continuously, thus denying new DTLS-SRTP encrypted calls during the attack. Abuse of this vulnerability may lead to a massive Denial of Service on vulnerable Asterisk servers for calls that rely on DTLS-SRTP. Commit d7d7764cb07c8a1872804321302ef93bf62cba05 contains a fix, which is part of versions 18.20.1, 20.5.1, 21.0.1, amd 18.9-cert6.
CVSS 7.5 · Alta · EPSS 5,3% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: system
Productos y versiones afectados
asterisk
- Versiones
- < 18.20.1: Afectada
- >= 19.0.0, < 20.5.1: Afectada
- = 21.0.0: Afectada
- < 18.9-cert6: Afectada
Sin corrección publicada
asterisk Debian:14
- Versiones
- 0.1.11-3
- 0.1.11-3woody1
- 1:1.0.5-2
- 1:1.0.5-4
- 1:1.0.6-1
- 1:1.0.6-2
- 1:1.0.7-1
- 1:1.0.7.dfsg.1-1
- 1:1.0.7.dfsg.1-2
- 1:1.0.7.dfsg.1-2sarge1
- 1:1.0.7.dfsg.1-2sarge2
- 1:1.0.7.dfsg.1-2sarge3
- 1:1.0.7.dfsg.1-2sarge4
- 1:1.0.7.dfsg.1-2sarge5
- 1:1.0.7.dfsg.1-2sarge6
- 1:1.0.9.dfsg-1
- 1:1.0.9.dfsg-3
- 1:1.0.9.dfsg-4
- 1:1.0.9.dfsg-5
- 1:1.0.9.dfsg-6
- 1:1.2.0-beta1.dfsg-1
- 1:1.2.0-beta2.dfsg-1
- 1:1.2.0-beta2.dfsg-2
- 1:1.2.0-beta2.dfsg-3
- 1:1.2.0-rc1.dfsg-1
- 1:1.2.0-rc2.dfsg-1
- 1:1.2.0.dfsg-1
- 1:1.2.0.dfsg-2
- 1:1.2.0.dfsg-3
- 1:1.2.0.dfsg-4
- 1:1.2.0.dfsg-5
- 1:1.2.0.dfsg-6
- 1:1.2.1.dfsg-1
- 1:1.2.1.dfsg-2
- 1:1.2.1.dfsg-3
- 1:1.2.10.dfsg-1
- 1:1.2.10.dfsg-1bpo1
- 1:1.2.10.dfsg-2
- 1:1.2.10.dfsg-3
- 1:1.2.11.dfsg-1
- 1:1.2.12.1.dfsg-1
- 1:1.2.13~dfsg-1
- 1:1.2.13~dfsg-2
- 1:1.2.13~dfsg-2etch1
- 1:1.2.13~dfsg-2etch2
- 1:1.2.13~dfsg-2etch3
- 1:1.2.13~dfsg-2etch4
- 1:1.2.14~dfsg-1
- 1:1.2.14~dfsg-2
- 1:1.2.14~dfsg-3
- 1:1.2.14~dfsg-4
- 1:1.2.15~dfsg-1
- 1:1.2.16~dfsg-1
- 1:1.2.17~dfsg-1
- 1:1.2.4.dfsg-1
- 1:1.2.4.dfsg-2
- 1:1.2.4.dfsg-3
- 1:1.2.4.dfsg-4
- 1:1.2.4.dfsg-5
- 1:1.2.4.dfsg-6
- 1:1.2.4.dfsg-6+b1
- 1:1.2.4.dfsg-7
- 1:1.2.7.1.dfsg-1
- 1:1.2.7.1.dfsg-2
- 1:1.2.7.1.dfsg-3
- 1:1.2.9.1.dfsg-1
- 1:1.4.10~dfsg-1
- 1:1.4.11~dfsg-1
- 1:1.4.11~dfsg-2
- 1:1.4.11~dfsg-3
- 1:1.4.11~dfsg-4
- 1:1.4.13~dfsg-1
- 1:1.4.15~dfsg-1
- 1:1.4.16.2~dfsg-1
- 1:1.4.16.2~dfsg-2
- 1:1.4.17~dfsg-1
- 1:1.4.17~dfsg-2
- 1:1.4.18.1~dfsg-1
- 1:1.4.18~dfsg-1
- 1:1.4.19.1~dfsg-1
- 1:1.4.20~dfsg-1
- 1:1.4.21.1~dfsg-1
- 1:1.4.21.2~dfsg-1
- 1:1.4.21.2~dfsg-2
- 1:1.4.21.2~dfsg-3
- 1:1.4.21.2~dfsg-3+lenny1
- 1:1.4.21.2~dfsg-3+lenny2
- 1:1.4.21.2~dfsg-3+lenny2.1
- 1:1.4.21.2~dfsg-3+lenny3
- 1:1.4.21.2~dfsg-3+lenny5
- 1:1.4.21.2~dfsg-3+lenny6
- 1:1.4.21.2~dfsg-3.1
- 1:1.4.2~dfsg-1
- 1:1.4.2~dfsg-2
- 1:1.4.2~dfsg-3
- 1:1.4.2~dfsg-4
- 1:1.4.2~dfsg-5
- 1:1.4.3~dfsg-1
- 1:1.4.4~dfsg-1
- 1:1.4.4~dfsg-2
- 1:1.4.4~dfsg-3
- 1:1.4.5~dfsg-1
- 1:1.4.6~dfsg-1
- 1:1.4.8~dfsg-1
- 1:1.4.8~dfsg-2
- 1:1.4.9~dfsg-1
- 1:1.6.1.0~dfsg-1
- 1:1.6.1.0~dfsg~rc3-1
- 1:1.6.2.0-1
- 1:1.6.2.0~dfsg~beta3-1
- 1:1.6.2.0~dfsg~rc1-1
- 1:1.6.2.0~rc3-1
- 1:1.6.2.0~rc3-2
- 1:1.6.2.0~rc6-1
- 1:1.6.2.0~rc7-1
- 1:1.6.2.2-1
- 1:1.6.2.6-1
- 1:1.6.2.7-1
- 1:1.6.2.9-1
- 1:1.6.2.9-1~bpo50+1
- 1:1.6.2.9-1~bpo50+2
- 1:1.6.2.9-1~bpo50+3
- 1:1.6.2.9-2
- 1:1.6.2.9-2+squeeze1
- 1:1.6.2.9-2+squeeze10
- 1:1.6.2.9-2+squeeze11
- 1:1.6.2.9-2+squeeze12
- 1:1.6.2.9-2+squeeze2
- 1:1.6.2.9-2+squeeze3
- 1:1.6.2.9-2+squeeze4
- 1:1.6.2.9-2+squeeze5
- 1:1.6.2.9-2+squeeze6
- 1:1.6.2.9-2+squeeze7
- 1:1.6.2.9-2+squeeze8
- 1:1.6.2.9-2+squeeze9
- 1:1.8.10.0~dfsg-1
- 1:1.8.10.1~dfsg-1
- 1:1.8.11.1~dfsg-1
- 1:1.8.13.0~dfsg-1
- 1:1.8.13.0~dfsg-1~bpo60+1
- 1:1.8.13.1~dfsg-1
- 1:1.8.13.1~dfsg-1+powerpcspe1
- 1:1.8.13.1~dfsg-1~bpo60+1
- 1:1.8.13.1~dfsg-2
- 1:1.8.13.1~dfsg-3
- 1:1.8.3.3-1
- 1:1.8.4-1
- 1:1.8.4.2-1
- 1:1.8.4.3-1
- 1:1.8.4.4~dfsg-1
- 1:1.8.4.4~dfsg-2
- 1:1.8.7.1~dfsg-1
- 1:1.8.7.1~dfsg-2
- 1:1.8.7.1~dfsg-3
- 1:1.8.8.0~dfsg-1
- 1:1.8.8.2~dfsg-1
- 1:11.10.0~dfsg-1
- 1:11.10.0~dfsg-1~bpo70+1
- 1:11.10.2~dfsg-1
- 1:11.10.2~dfsg-1~bpo70+1
- 1:11.11.0~dfsg-1
- 1:11.11.0~dfsg-1~bpo70+1
- 1:11.11.0~dfsg-2
- 1:11.12.0~dfsg-1
- 1:11.12.0~dfsg-1~bpo70+1
- 1:11.12.1~dfsg-1
- 1:11.13.0~dfsg-1
- 1:11.13.0~dfsg-1~bpo70+1
- 1:11.13.1~dfsg-1
- 1:11.13.1~dfsg-2
- 1:11.13.1~dfsg-2~bpo70+1
- 1:11.5.1~dfsg-1
- 1:11.5.1~dfsg-2
- 1:11.5.1~dfsg1-1
- 1:11.5.1~dfsg1-1~bpo70+1
- 1:11.6.0~dfsg-1
- 1:11.6.0~dfsg-2
- 1:11.6.0~dfsg-3
- 1:11.7.0~dfsg-1
- 1:11.7.0~dfsg-1+e1
- 1:11.7.0~dfsg-1~bpo70+1
- 1:11.8.0~dfsg-1
- 1:11.8.0~dfsg-2
- 1:11.8.1~dfsg-1
- 1:11.8.1~dfsg-1~bpo70+1
- 1:11.9.0~dfsg-1
- 1:11.9.0~dfsg-2
- 1:11.9.0~dfsg-2~bpo70+1
- 1:13.0.0~dfsg-1
- 1:13.0.0~dfsg-2
- 1:13.1.0~dfsg-1
- 1:13.1.0~dfsg-1.1
- 1:13.10.0~dfsg-1
- 1:13.11.2~dfsg-1
- 1:13.12.1~dfsg-1
- 1:13.12.2~dfsg-1
- 1:13.12.2~dfsg-2
- 1:13.13.1~dfsg-1
- 1:13.13.1~dfsg-2
- 1:13.13.1~dfsg-3
- 1:13.13.1~dfsg-3~exp1
- 1:13.13.1~dfsg-4
- 1:13.14.0~dfsg-1
- 1:13.14.0~dfsg-1~exp1
- 1:13.14.1~dfsg-1
- 1:13.14.1~dfsg-2
- 1:13.17.0~dfsg-1
- 1:13.17.0~dfsg-2
- 1:13.17.1~dfsg-1
- 1:13.17.2~dfsg-1
- 1:13.17.2~dfsg-2
- 1:13.18.1~dfsg-1
- 1:13.18.3~dfsg-1
- 1:13.18.5~dfsg-1
- 1:13.20.0~dfsg-1
- 1:13.22.0~dfsg-1
- 1:13.22.0~dfsg-2
- 1:13.23.1~dfsg-1
- 1:13.23.1~dfsg-2
- 1:13.7.2~dfsg-1
Actualiza a 1:20.5.1~dfsg+~cs6.13.40431414-1
asterisk Ubuntu:Pro:16.04:LTS
- Versiones
- 1:13.1.0~dfsg-1.1ubuntu3
- 1:13.1.0~dfsg-1.1ubuntu4
- 1:13.1.0~dfsg-1.1ubuntu4.1
- 1:13.1.0~dfsg-1.1ubuntu4.1+esm1
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:18.04:LTS
- Versiones
- 1:13.17.2~dfsg-1ubuntu1
- 1:13.17.2~dfsg-2ubuntu1
- 1:13.18.1~dfsg-1ubuntu1
- 1:13.18.3~dfsg-1ubuntu1
- 1:13.18.3~dfsg-1ubuntu2
- 1:13.18.3~dfsg-1ubuntu3
- 1:13.18.3~dfsg-1ubuntu4
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:20.04:LTS
- Versiones
- 1:16.2.1~dfsg-2build2
- 1:16.2.1~dfsg-2build3
- 1:16.2.1~dfsg-2ubuntu1
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:22.04:LTS
- Versiones
- 1:16.16.1~dfsg-2
- 1:16.16.1~dfsg-4
- 1:16.16.1~dfsg-4build1
- 1:16.16.1~dfsg+~2.10-1
- 1:18.10.0~dfsg+~cs6.10.40431411-2
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:24.04:LTS
- Versiones
- 1:20.4.0~dfsg+~cs6.13.40431414-2
- 1:20.5.0~dfsg+~cs6.13.40431414-1
- 1:20.5.1~dfsg+~cs6.13.40431414-1
- 1:20.5.2~dfsg+~cs6.13.40431414-1
- 1:20.6.0~dfsg+~cs6.13.40431414-1
- 1:20.6.0~dfsg+~cs6.13.40431414-2
- 1:20.6.0~dfsg+~cs6.13.40431414-2build3
- 1:20.6.0~dfsg+~cs6.13.40431414-2build4
- 1:20.6.0~dfsg+~cs6.13.40431414-2build5
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:25.10
- Versiones
- 1:22.2.0~dfsg+~cs6.15.60671435-2
- 1:22.3.0~dfsg+~cs6.15.60671435-1
- 1:22.4.1~dfsg+~cs6.15.60671435-1
- 1:22.4.1~dfsg+~cs6.15.60671435-2
- 1:22.5.1~dfsg+~cs6.15.60671435-1
- 1:22.5.2~dfsg+~cs6.15.60671435-1
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:26.10
- Versiones
- 1:22.5.2~dfsg+~cs6.15.60671435-1
- 1:22.10.0+dfsg+~cs6.17.60671434-1ubuntu2
- 1:22.10.0+dfsg+~cs6.17.60671434-1ubuntu3
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
asterisk Ubuntu:26.04:LTS
- Versiones
- 1:22.5.2~dfsg+~cs6.15.60671435-1
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
Fuentes originales
- https://github.com/asterisk/asterisk/security/advisories/GHSA-hxj9-xwr8-w8pq
- https://github.com/asterisk/asterisk/commit/d7d7764cb07c8a1872804321302ef93bf62cba05
- https://github.com/EnableSecurity/advisories/tree/master/ES2023-01-asterisk-dtls-hello-race
- http://www.openwall.com/lists/oss-security/2023/12/15/7
- http://packetstormsecurity.com/files/176251/Asterisk-20.1.0-Denial-Of-Service.html
- http://seclists.org/fulldisclosure/2023/Dec/24
- https://lists.debian.org/debian-lts-announce/2023/12/msg00019.html
- https://nvd.nist.gov/vuln/detail/CVE-2023-49786