CVE-2018-8509 — Out-of-bounds Write in Microsoft Chakracore

CWE-787 — Out-of-bounds Write9 documents5 sources
Severity
7.5HIGHNVD
EPSS
28.2%
top 3.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Microsoft ChakracoreMicrosoft Edge
Timeline
PublishedOct 10
Latest updateMay 13

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-2018-8473.

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.6 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5microsoft/microsoft_edge8 versions+7
▶CVEListV5microsoft/chakracoreChakraCore

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-mw9g-9q6h-rwwq: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerab↗2022-05-13
▶
GHSA
GHSA-w489-v44g-vvrq: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerab↗2022-05-13
▶
CVEList
CVE-2018-8509: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerab↗2018-10-10
▶
CVEList
CVE-2018-8473: A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerab↗2018-10-10
▶

📋Vendor Advisories

1
Microsoft
Microsoft Edge Memory Corruption Vulnerability↗2018-10-09
▶

🕵️Threat Intelligence

2
Talos
Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage↗2018-10-09
▶
Talos
Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage↗2018-10-09
▶
CVE-2018-8509 — Out-of-bounds Write in Microsoft | cvebase