Asterisk denial of service | CVE-2023-49786

NAME
__________
Asterisk denial of service

Platforms Affected:
Asterisk Asterisk 18.20.0
Asterisk Asterisk 20.5.0
Asterisk Asterisk 21.0.0
Asterisk Certified Asterisk 18.9-cert5

Risk Level:
7.5

Exploitability:
Unproven

Consequences:
Denial of Service

DESCRIPTION
__________

Asterisk is vulnerable to a denial of service, caused by a race condition in the hello handshake phase of the DTLS protocol. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause a denial of service.

CVSS 3.0 Information
__________

Privileges Required:
None

User Interaction:
None

Scope:
Unchanged

Access Vector:
Network


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