7.5high
CVE-2018-8355in critical feed1 exploit
ChakraCore RCE Vulnerability
Also known as GHSA-h8jq-5737-hpcf
Published 8 y ago · modified 4 mo ago · JSON
CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
67.9%
percentile 99%
Public exploits
1
Exploit-DB
Summary
A remote code execution vulnerability exists in the way the scripting engine handles objects in memory in Microsoft browsers, aka "Scripting Engine Memory Corruption Vulnerability." This affects ChakraCore, Internet Explorer 11, Microsoft Edge. This CVE ID is unique from CVE-2018-8353, CVE-2018-8359, CVE-2018-8371, CVE-2018-8372, CVE-2018-8373, CVE-2018-8385, CVE-2018-8389, CVE-2018-8390.
Exploit prediction (EPSS)
67.90% probability of exploitation in the next 30 days, higher than 99% of all scored CVEs.
Exploits and detections
- EDB-45432 Microsoft Edge Chakra JIT - 'localeCompare' 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
- Microsoft Internet Explorer 11
- Microsoft Microsoft Edge
Classification
- Weakness
- CWE-787 Out-of-bounds Write
References
- securitytracker.com /id/1041457 · vdb-entry, x_refsource_SECTRACK, x_transferred
- portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2018-8355 · x_refsource_CONFIRM, x_transferred
- securityfocus.com /bid/104978 · vdb-entry, x_refsource_BID, x_transferred
- exploit-db.com /exploits/45432/ · exploit, x_refsource_EXPLOIT-DB, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2018-8355 · advisory
- github.com /chakra-core/ChakraCore/pull/5596 · web
- github.com /chakra-core/ChakraCore/commit/cf3ef506236da5b7651f4785966ab3131a4aa083 · web
- github.com /chakra-core/ChakraCore · package
- web.archive.org /web/20210614055406/http://www.securityfocus.com/bid/104978 · web
- web.archive.org /web/20211203061111/http://www.securitytracker.com/id/1041457 · web
- exploit-db.com /exploits/45432 · web
Sources
- CVE List: CVE-2018-8355
- GitHub Advisory: GHSA-h8jq-5737-hpcf
- NVD: CVE-2018-8355
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