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CVE-2023-51079

MEDIUMCVSS 5.3/10EPSS 0.74%

Last modified

CVE-2023-51079 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A long execution time can occur in the ParseTools.subCompileExpression method in MVEL 2.5.0.Final because of many Java class lookups. NOTE: the vendor disputes this because "the only thing that you could expect is that the parser will take a crazy amount of time to complete its task.". EPSS estimates a 0.74% chance of exploitation in the next 30 days.

Description

A long execution time can occur in the ParseTools.subCompileExpression method in MVEL 2.5.0.Final because of many Java class lookups. NOTE: the vendor disputes this because "the only thing that you could expect is that the parser will take a crazy amount of time to complete its task."

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
0.74%

49.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MvelMvel2.5.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-51079?
A long execution time can occur in the ParseTools.subCompileExpression method in MVEL 2.5.0.Final because of many Java class lookups. NOTE: the vendor disputes this because "the only thing that you could expect is that the parser will take a crazy amount of time to complete its task."
How severe is CVE-2023-51079?
CVE-2023-51079 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.74% probability of exploitation in the next 30 days.
How do I fix CVE-2023-51079?
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-2023-51079?

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

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Source: NVD / NIST