Resource exhaustion in Microsoft Chakracore

CVE-2023-37143

ChakraCore branch master cbb9b was discovered to contain a segmentation violation via the function BackwardPass::IsEmptyLoopAfterMemOp().

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.008 (56.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-37143: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-37143?
CVE-2023-37143 is a medium-severity vulnerability in Microsoft Chakracore, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2023-07-18.
How severe is CVE-2023-37143?
Medium severity. CVSS v3 base score is 5.5 out of 10.