CVE-2018-8384 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-08-15 8 y ago modified 2026-06-17 4 mo ago also GHSA-ggvv-6v25-r49r , EUVD-2022-3956
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 64.1%
- EPSS 64.1% chance of exploitation in 30 days, percentile 99.2%
- public exploits
- 1
- Exploit-DB
Summary
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.
Patch / fix
- nuget Microsoft.ChakraCore 1.10.2
Timeline
- Published
- First public exploit (EDB-45431)
Exploit prediction
64.11% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- EDB-45431 Microsoft Edge Chakra - 'PathTypeHandlerBase::SetAttributesHelper' Type Confusion dos, 2018-09-18
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
| GitHub | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.ChakraCore | <1.10.2 |
1.10.2 |
Affected products
- Microsoft ChakraCore
Classification
- Weakness
-
- CWE-843 Access of Resource Using Incompatible Type
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-8384
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/pull/5596
web
-
github.com
/chakra-core/ChakraCore/commit/765bcd2c801eedc07fd0a4e90f69d41c483aa74a
web
-
exploit-db.com
/exploits/45431/
exploit, third-party-advisory, vdb-entry
-
securityfocus.com
/bid/104981
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-8384
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210124194908/http://www.securityfocus.com/bid/104981
web
-
exploit-db.com
/exploits/45431
web
Sources
- CVE List CVE-2018-8384
- GitHub Advisory GHSA-ggvv-6v25-r49r
- NVD CVE-2018-8384
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.