CVE-2018-8557 — Out-of-bounds Write in Microsoft Chakracore

CWE-787 — Out-of-bounds Write12 documents5 sources
Severity
7.5HIGHNVD
EPSS
18.7%
top 4.70%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Microsoft ChakracoreMicrosoft Edge
Timeline
PublishedNov 14
Latest updateMay 13

Description

A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge, aka "Chakra Scripting Engine Memory Corruption Vulnerability." This affects Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8541, CVE-2018-8542, CVE-2018-8543, CVE-2018-8551, CVE-2018-8555, CVE-2018-8556, CVE-2018-8588.

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/chakracoreChakraCore
▶CVEListV5microsoft/microsoft_edge17 versions+16

Patches

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

🔴Vulnerability Details

10
OSV
ChakraCore RCE Vulnerability↗2022-05-13
▶
GHSA
ChakraCore RCE Vulnerability↗2022-05-13
▶
GHSA
ChakraCore RCE Vulnerability↗2022-05-13
▶
GHSA
ChakraCore RCE Vulnerability↗2022-05-13
▶
GHSA
ChakraCore RCE Vulnerability↗2022-05-13
▶

📋Vendor Advisories

1
Microsoft
Chakra Scripting Engine Memory Corruption Vulnerability↗2018-11-13
▶
CVE-2018-8557 — Out-of-bounds Write in Microsoft | cvebase