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CVE-2021-30642

CRITICALCVSS 9.8/10EPSS 2.67%

Last modified

CVE-2021-30642 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 2.67% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
2.67%

83.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SymantecSecurity Analytics>= 7.2, < 7.2.7
SymantecSecurity Analytics>= 8.1, < 8.1.3-nsr3
SymantecSecurity Analytics>= 8.2, < 8.2.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2021-30642?
CVE-2021-30642 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.67% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30642?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-30642?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST