asterisk -- pjproject/pjsip: crash when SSL socket destroyed during handshake

2021-05-0500:00:00

vuxml.freebsd.org

asterisk

ssl

handshake

failure

timing

tls

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.008

Percentile

81.7%

JSON

The Asterisk project reports:

Depending on the timing, it’s possible for Asterisk to
crash when using a TLS connection if the underlying socket
parent/listener gets destroyed during the handshake.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchasterisk13< 13.38.3UNKNOWN
FreeBSDanynoarchasterisk16< 16.19.1UNKNOWN
FreeBSDanynoarchasterisk18< 18.5.1UNKNOWN