#VU33395 Buffer overflow - CVE-2019-12827
Published: July 12, 2019 / Updated: August 4, 2020
Vulnerability identifier: #VU33395
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-12827
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Software vendor:
Description
The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
Buffer overflow in res_pjsip_messaging in Digium Asterisk versions 13.21-cert3, 13.27.0, 15.7.2, 16.4.0 and earlier allows remote authenticated users to crash Asterisk by sending a specially crafted SIP MESSAGE message.
Remediation
Install update from vendor's website.