CVE-2018-8384
HighPublic exploitChakraCore RCE Vulnerability
Published May 13, 2022 · Updated Aug 5, 2024 · Also known as GHSA-ggvv-6v25-r49r
Key Facts
Patch immediately- CVE-2018-8384 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting ChakraCore (Microsoft), Microsoft.ChakraCore (nuget).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 62% probability of exploitation in the next 30 days.
- Fixed versions are available, including Microsoft.ChakraCore 1.10.2.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
7.5
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
62%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2018-8384 brief as a PDF
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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 ChakraCore. This CVE ID is unique from CVE-2018-8266, CVE-2018-8380, CVE-2018-8381.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ChakraCoreMicrosoft | >= ChakraCore | n/a |
| Microsoft.ChakraCorenuget | See advisory | 1.10.2 |
Patched Releases
Microsoft.ChakraCore
1.10.2
Timeline
Publicly disclosed
May 13, 2022
Last updated
Aug 5, 2024
Weakness Type
- CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
References
- advisoryGHSA advisory
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2018-8384
- advisory45431
- advisory104981
- articlehttps://github.com/chakra-core/ChakraCore/commit/765bcd2c801eedc07fd0a4e90f69d41c483aa74a
FAQ
Common Questions.
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 ChakraCore.
Affected: ChakraCore (Microsoft) versions >= ChakraCore; Microsoft.ChakraCore (nuget). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Microsoft.ChakraCore 1.10.2.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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