Buffer overflow in Microsoft Chakracore
CVE-2019-1140
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge (HTML-based). The vulnerability could corrupt memory in such a way that an attacker could execute arbitrar…
Vulnerability class: Buffer Overflow
EPSS: 0.038 (88.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Chakracore — versions 0
- Microsoft Edge
- Microsoft Edge (Edgehtml-based) — versions 1.0..0
- Microsoft Windows_10 — versions 1607, 1703, 1709
- Microsoft Windows_server_2016
- Microsoft Windows_server_2019
Weakness classification (CWE)
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-1140?
- CVE-2019-1140 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2019-08-14.
- How severe is CVE-2019-1140?
- High severity. CVSS v3 base score is 8.8 out of 10.