CVE-2018-8384
ChakraCore RCE Vulnerability
CVE-2018-8384 is a high vulnerability (CVSS 7.5) in Microsoft Chakracore, published August 15, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 64.1%, the 99th percentile. Fixed in Microsoft.ChakraCore 1.10.2.
- Severity
- 7.5 HighCVSS 3.0, NVD
- Exploit chance
- 64.1%EPSS, 99th percentile
- Exploitation
- None known1 public exploit
- Fixed in
1.10.2Microsoft.ChakraCore +1 more
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Microsoft.ChakraCoreNuGet | before 1.10.2 | 1.10.2 |
Microsoft.ChakraCoreNuGet | before 1.10.2, plus listed versions 1.10.01.10.11.2.01.2.11.2.2 Show 30 moreShow less1.2.31.2.6.62716-preview1.3.01.3.11.3.21.4.01.4.11.4.21.4.31.4.41.4.51.5.01.5.11.5.21.5.31.6.01.6.21.7.01.7.11.7.21.7.31.7.41.7.51.7.61.8.01.8.11.8.21.8.31.8.41.8.5 | 1.10.2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Microsoft Edge Chakra - 'PathTypeHandlerBase::SetAttributesHelper' Type Confusion | 2018-09-18 |
What each source reports
NVD Score used
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.
- Record
CVE-2018-8384- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.6 High
AV:N/AC:H/Au:N/C:C/I:C/A:C - Weakness
- CWE-843
- Updated
- 2026-11-02
CVE ListNo score
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.
- Record
CVE-2018-8384- Updated
- 2026-11-02
EUVDEUVD-2022-3956No score
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.
- Record
EUVD-2022-3956- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-ggvv-6v25-r49r
ChakraCore RCE Vulnerability
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.
- Record
GHSA-ggvv-6v25-r49r- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-843
- Updated
- 2026-11-02
OSVGHSA-ggvv-6v25-r49r
ChakraCore RCE Vulnerability
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.
- Record
GHSA-ggvv-6v25-r49r- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-843
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
securityfocus.com/bid/104981
exploit-db.com/exploits/45431
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8384
nvd.nist.gov/vuln/detail/CVE-2018-8384
github.com/chakra-core/ChakraCore/pull/5596
web.archive.org/web/20210124194908/http://www.securityfocus.com/bid/104981