OS Command Injection in Symantec Security Analytics - CVE-2021-30642
Published: April 20, 2021
Vulnerability identifier: #VU52376
CSH Severity: Critical
CVSS v4: 9.3 [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]
CVE-ID: CVE-2021-30642
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the Symantec Security Analytics web UI. A remote unauthenticated attacker can send specially crafted request to the application and execute arbitrary OS commands on the target system with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Symantec Security Analytics
How to mitigate CVE-2021-30642
Install updates from vendor's website.
Symantec Security Analytics - addressed in versions 7.2.7.45877, 8.1.3-NSR3, 8.2.1-NSR2, 8.2.2.55138