CVE-2018-8377: microsoft edge Out-of-bounds Write
CVSS: 7.6v2.0HighModified
Published 15-08-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-8377 is a high (CVSS 7.6) Out-of-bounds Write vulnerability in microsoft edge. EPSS estimates a 10.18% chance of exploitation in the next 30 days, higher than 95.6% of scored vulnerabilities.
CVSS score
7.6/10
010
High · v2.0 (NVD)EPSS score
10.18%
0%100%
Medium · +0.63 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-08-2018PublishedVulnerability 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. This CVE ID is unique from CVE-2018-8387.
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
10.18%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
+0.63 pp
From 9.55% on 20-09-2026
20-09-202620-10-2026
EPSS score10.18%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft2 products
- edgena
- microsoft edgeWindows 10 Version 1709 for 32-bit Systems | Windows 10 Version 1709 for x64-based Systems | Windows 10 Version 1803 for 32-bit Systems | Windows 10 Version 1803 for x64-based Systems
1 vendor · 2 products
References
2 links
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8377X Refsource CONFIRMPatchVendor Advisory