CVE-2018-8617 in the critical feed json
ChakraCore RCE Vulnerability
published 2018-12-12 7 y ago modified 2026-06-17 4 mo ago also GHSA-p9qf-56xw-h2vj , EUVD-2022-4724
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 62.5%
- EPSS 62.5% chance of exploitation in 30 days, percentile 99.1%
- 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 Microsoft Edge, ChakraCore. This CVE ID is unique from CVE-2018-8583, CVE-2018-8618, CVE-2018-8624, CVE-2018-8629.
Patch / fix
- nuget Microsoft.ChakraCore 1.11.3
Timeline
- Published
- First public exploit (EDB-46202)
Exploit prediction
62.48% chance of exploitation in the next 30 days, higher than 99.1% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-46202 Microsoft Edge Chakra - 'InlineArrayPush' Type Confusion dos, 2019-01-18
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 | <1.11.3 |
1.11.3 |
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-2018-8617
web, patch, vendor-advisory
-
github.com
/chakra-core/ChakraCore/pull/5869
web
-
github.com
/chakra-core/ChakraCore/commit/c04787f16efe8564cd3acee7549854dc156419b2
web
-
exploit-db.com
/exploits/46202/
exploit, third-party-advisory, vdb-entry
-
securityfocus.com
/bid/106112
vdb-entry, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-8617
advisory
-
web.archive.org
/web/20210124222843/http://www.securityfocus.com/bid/106112
web
-
exploit-db.com
/exploits/46202
web
Sources
- CVE List CVE-2018-8617
- GitHub Advisory GHSA-p9qf-56xw-h2vj
- NVD CVE-2018-8617
Fencer Vulns 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.