CVE-2018-8473: microsoft chakracore Out-of-bounds Write
CVSS: 7.6v2.0HighModified
Published 10-10-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-8473 is a high (CVSS 7.6) Out-of-bounds Write vulnerability in microsoft chakracore. EPSS estimates a 14.23% chance of exploitation in the next 30 days, higher than 96.5% of scored vulnerabilities.
CVSS score
7.6/10
010
High · v2.0 (NVD)EPSS score
14.23%
0%100%
Medium · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-10-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
High 7.6Preferred score · NVD (NIST)
AV:N/AC:H/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
14.23%
Chance of exploitation in the next 30 days
Percentile
97%
Versus all other CVEs
30-day change
0.00 pp
From 14.23% on 19-09-2026
19-09-202619-10-2026
EPSS score14.23%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft3 products
- chakracoreChakraCore | na
- edgena
- microsoft edgeWindows 10 Version 1809 for 32-bit Systems | Windows 10 Version 1809 for ARM64-based Systems | Windows 10 Version 1809 for x64-based Systems | Windows Server 2019
1 vendor · 3 products
References
3 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8473X Refsource CONFIRMPatchVendor Advisory