Memory leak in SonicOS - CVE-2021-20019
Published: June 22, 2021
Vulnerability identifier: #VU54315
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-20019
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due memory leak when processing HTTP requests. A remote attacker can force the application to leak memory and gain access to sensitive information.
Affected software
SonicOS
How to mitigate CVE-2021-20019
Install updates from vendor's website.
SonicOS - addressed in versions 6.5.4.4-44v-21-1288, 6.5.4.8-89n, 7.0.0-R906, 7.0.0.376, 7.0.1-R579, 7.0.1-R1282, 7.0.1-R1283, 7.0.1-R1456