CVE-2021-30642

CRITICAL
Published Apr 27, 20215y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Apr 27, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

Description

An input validation flaw in the Symantec Security Analytics web UI 7.2 prior 7.2.7, 8.1, prior to 8.1.3-NSR3, 8.2, prior to 8.2.1-NSR2 or 8.2.2 allows a remote, unauthenticated attacker to execute arbitrary OS commands on the target with elevated privileges.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-78 OS Command Injection Injection

Affected Products 3

VendorProductVersionRange
symantecsecurity_analytics*≥7.2  –  <7.2.7
symantecsecurity_analytics*≥8.1  –  <8.1.3-nsr3
symantecsecurity_analytics*≥8.2  –  <8.2.2

References 1

  • support.broadcom.com https://support.broadcom.com/security-advisory/content/security-advisories/0/SYMSA17969
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.