Buffer overflow in Microsoft Chakracore
CVE-2018-8473
A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8509.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.142 (96.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.142 · newest: 0.142 · change: 0.000
Affected products
- Microsoft Chakracore — versions ChakraCore
- Microsoft Edge
- Microsoft Edge — versions Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems
- Microsoft Windows 10 — versions 1809
- Microsoft Windows Server 2019
Weakness classification (CWE)
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8473 (Patch, Vendor Advisory)
- www.securityfocus.com/bid/105459 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1041825 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-8473?
- CVE-2018-8473 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2018-10-10.
- How severe is CVE-2018-8473?
- High severity. CVSS v3 base score is 7.5 out of 10.