CVE-2018-0943 in the critical feed json
ChakraCore RCE Vulnerability
published 8y ago modified 4mo ago also GHSA-7724-427r-8rvm , EUVD-2022-2932
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 15.7%
- EPSS 15.7% chance of exploitation in 30 days, percentile 96%
- public exploits
- 0
- none known
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 Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8130, CVE-2018-8133, CVE-2018-8145, CVE-2018-8177.
Patch / fix
- nuget Microsoft.ChakraCore 1.8.4
Is CVE-2018-0943 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
15.75% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).
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 | <1.8.4 |
1.8.4 |
Affected products
- Microsoft Microsoft Edge
- Microsoft ChakraCore
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-0943
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/commit/32ee5de20ce5b5c9332044039fea07616d76469d
web
-
securityfocus.com
/bid/103980
vdb-entry, third-party-advisory
-
securitytracker.com
/id/1040844
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-0943
advisory
-
github.com
/chakra-core/ChakraCore
package
-
web.archive.org
/web/20210419155416/https://www.securityfocus.com/bid/103980
web
-
web.archive.org
/web/20211204185256/https://www.securitytracker.com/id/1040844
web
Sources
- CVE List CVE-2018-0943
- GitHub Advisory GHSA-7724-427r-8rvm
- NVD CVE-2018-0943
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.