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CVE-2021-23259

HIGHCVSS 7.2/10EPSS 0.70%

Last modified

CVE-2021-23259 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Authenticated users with Administrator or Developer roles may execute OS commands by Groovy Script which uses Groovy lib to render a webpage. The groovy script does not have security restrictions, which will cause attackers to execute arbitrary commands remotely(RCE).. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

Authenticated users with Administrator or Developer roles may execute OS commands by Groovy Script which uses Groovy lib to render a webpage. The groovy script does not have security restrictions, which will cause attackers to execute arbitrary commands remotely(RCE).

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.70%

48.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CraftercmsCrafter Cms>= 3.1.0, < 3.1.12

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-23259?
Authenticated users with Administrator or Developer roles may execute OS commands by Groovy Script which uses Groovy lib to render a webpage. The groovy script does not have security restrictions, which will cause attackers to execute arbitrary commands remotely(RCE).
How severe is CVE-2021-23259?
CVE-2021-23259 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23259?
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-2021-23259?

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

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Source: NVD / NIST