Buffer overflow in Microsoft Chakracore

CVE-2017-11799

ChakraCore and Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memor…

Vulnerability class: Buffer Overflow

EPSS: 0.787 (99.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-11799?
CVE-2017-11799 is a high-severity vulnerability in Microsoft Chakracore, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-10-13.
How severe is CVE-2017-11799?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-11799 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.