What is CVE-2021-30642?

CVE-2021-30642 is a critical-severity vulnerability in Symantec Security Analytics, classified under OS Command Injection. CVSS score: 9.8/10. Published 2021-04-27.

How severe is CVE-2021-30642?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Symantec Security Analytics

CVE-2021-30642

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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.027 (84.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Symantec Security_analytics
N/a Symantec Security Analytics — versions Security Analytics 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

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

secure@symantec.com (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-30642?: CVE-2021-30642 is a critical-severity vulnerability in Symantec Security Analytics, classified under OS Command Injection. CVSS score: 9.8/10. Published 2021-04-27.
How severe is CVE-2021-30642?: Critical severity. CVSS v3 base score is 9.8 out of 10.