#VU49125 Out-of-bounds write in TCP/IP stack - CVE-2020-27337
Published: December 22, 2020 / Updated: December 23, 2020
Vulnerability identifier: #VU49125
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-27337
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
TCP/IP stack
TCP/IP stack
Software vendor:
Placeful Inc.
Placeful Inc.
Description
The vulnerability allows a remote attacker to perform a DoS attack or compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input within Treck IPv6 component. A remote attacker can send specially crafted packets to the system, trigger out-of-bounds write and crash the system or potentially execute arbitrary code.
Remediation
Install updates from vendor's website.