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CVE-2023-35853

CRITICALCVSS 9.8/10EPSS 1.03%

Last modified

CVE-2023-35853 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Suricata before 6.0.13, an adversary who controls an external source of Lua rules may be able to execute Lua code. This is addressed in 6.0.13 by disabling Lua unless allow-rules is true in the security lua configuration section.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

In Suricata before 6.0.13, an adversary who controls an external source of Lua rules may be able to execute Lua code. This is addressed in 6.0.13 by disabling Lua unless allow-rules is true in the security lua configuration section.

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
1.03%

59.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OisfSuricata< 6.0.13

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-35853?
In Suricata before 6.0.13, an adversary who controls an external source of Lua rules may be able to execute Lua code. This is addressed in 6.0.13 by disabling Lua unless allow-rules is true in the security lua configuration section.
How severe is CVE-2023-35853?
CVE-2023-35853 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.
How do I fix CVE-2023-35853?
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-2023-35853?

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

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Source: NVD / NIST