FreeSWITCH 1.10.10 Denial Of Service Vulnerability

When handling DTLS-SRTP for media setup, FreeSWITCH version 1.10.10 is susceptible to denial of service due to a race condition in the hello handshake phase of the DTLS protocol. This attack can be done continuously, thus denying new DTLS-SRTP encrypted calls during the attack. FreeSWITCH...

[SECURITY] [DLA 3696-1] asterisk security update

Debian LTS Advisory DLA-3696-1 [email protected] https://www.debian.org/lts/security/ Markus Koschany December 28, 2023 https://wiki.debian.org/LTS Package : asterisk Version : 1:16.28.0dfsg-0+deb10u4 CVE ID : CVE-2023-37457 CVE-2023-38703 CVE-2023-49294 CVE-2023-49786 Debian Bug :...

ALPINE-CVE-2023-51443

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.11, when handling DTLS-SRTP for media setup, FreeSWITCH is susceptible to Denial of Service...

CVE-2023-51443

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.11, when handling DTLS-SRTP for media setup, FreeSWITCH is susceptible to Denial of Service...

Race condition

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.11, when handling DTLS-SRTP for media setup, FreeSWITCH is susceptible to Denial of Service...

CVE-2023-51443

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.11, when handling DTLS-SRTP for media setup, FreeSWITCH is susceptible to Denial of Service...

CVE-2023-51443

CVE-2023-51443 affects FreeSWITCH versions before 1.10.11. A race condition in the DTLS-SRTP handshake (DTLS ClientHello with invalid CipherSuite) can trigger a DTLS error, tearing down media and cascading to SIP signaling, causing DoS for new DTLS-SRTP calls. The documented fix is upgrading to F...

CVE-2023-51443 FreeSWITCH susceptible to Denial of Service via DTLS Hello packets during call initiation

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.11, when handling DTLS-SRTP for media setup, FreeSWITCH is susceptible to Denial of Service...

FreeSWITCH 1.10.10 Denial Of Service

FreeSWITCH susceptible to Denial of Service via DTLS Hello packets during call initiation - Fixed versions: 1.10.11 - Enable Security Advisory: https://github.com/EnableSecurity/advisories/tree/master/ES2023-02-freeswitch-dtls-hello-race - Vendor Security Advisory:...

Denial Of Service

asterisk:sid is vulnerable to denial of service. The vulnerability due to a race condition in the hello handshake phase of the DTLS protocol when handling DTLS-SRTP for media setup. It allows an attacker can be done continuously, thus denying new DTLS-SRTP encrypted calls which can leads to denia...

Asterisk 20.1.0 Denial Of Service

Asterisk susceptible to Denial of Service via DTLS Hello packets during call initiation - Fixed versions: 18.20.1, 20.5.1, 21.0.1,18.9-cert6 - Enable Security Advisory: https://github.com/EnableSecurity/advisories/tree/master/ES2023-01-asterisk-dtls-hello-race - Vendor Security Advisory:...

RTPEngine mr11.5.1.6 Denial Of Service

RTPEngine susceptible to Denial of Service via DTLS Hello packets during call initiation - Fixed versions: mr12.1.1.2, mr12.0.1.3, mr11.5.1.16, mr10.5.6.3, mr10.5.6.2 - Enable Security Advisory: https://github.com/EnableSecurity/advisories/tree/master/ES2023-03-rtpengine-dtls-hello-race - Vendor...

CVE-2023-49786

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...

ALPINE-CVE-2023-49786

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...

CVE-2023-49786

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...

CVE-2023-49786

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...

CVE-2023-49786

Asterisk is affected by CVE-2023-49786 due to a race condition in the DTLS handshake during DTLS-SRTP media setup. The vulnerability is triggered in affected releases prior to 18.20.1, 20.5.1, 21.0.1 and the certified-asterisk 18.9-cert6. The issue allows continuous DoS by denying new DTLS-SRTP e...

CVE-2023-49786 Asterisk susceptible to Denial of Service via DTLS Hello packets during call initiation

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...

CVE-2023-49786

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...

Asterisk Security Vulnerabilities

Asterisk is a software for PBX systems that runs on Linux and supports IP calls using SIP, IAX, and H323 protocols. A security vulnerability exists in Asterisk versions prior to 18.20.1, prior to 20.5.1, and prior to 21.0.1, and prior to Certified-asterisk 18.9-cert6, which stems from a contentio...