GHSA-j67m-wpv6-pv44 CVE-2018-8291
ChakraCore RCE Vulnerability
- Severity
- 7.5 / 10
- High · CVSS 3.0
- Exploit chance (EPSS)
- 69.22%
- Chance of exploitation in the next 30 days. Higher than 99.36% of scored vulnerabilities.
- Known exploited
- No
- Not in CISA's catalog
- Weakness
- CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
- Fix
1.10.1- Upgrade Microsoft.ChakraCore to this version or later
Description
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-2018-8242, CVE-2018-8283, CVE-2018-8287, CVE-2018-8288, CVE-2018-8296, CVE-2018-8298.
Affected versions
NuGet
| Package | Vulnerable | Fixed in |
|---|---|---|
| Microsoft.ChakraCore | < 1.10.1 |
1.10.1 |
How to fix
Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.
Microsoft.ChakraCore NuGet → 1.10.1
- dotnet
dotnet add package Microsoft.ChakraCore --version 1.10.1
Severity breakdown
CVSS 3.0 7.5
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Weakness
CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
References
Advisories
Packages
Other links
- github.com/chakra-core/ChakraCore/pull/5444
- github.com/chakra-core/ChakraCore/commit/c322694178ece209b0aa73eafd97a036def86eb1
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8291
- web.archive.org/web/20210124183732/http://www.securityfocus.com/bid/104637
- web.archive.org/web/20210515050150/http://www.securitytracker.com/id/1041258
- web.archive.org/web/20211202002348/http://www.securitytracker.com/id/1041256
- exploit-db.com/exploits/45215
Timeline
- Published
- Last updated by the source
- Latest EPSS score
Related advisories
| Advisory | Severity | Why it's related |
|---|---|---|
| GHSA-5whg-j5fv-xcm2 ChakraCore RCE Vulnerability | High Known exploited | Also affects Microsoft.ChakraCore |
| GHSA-4f5g-j7wg-7w8j ChakraCore RCE Vulnerability | High Known exploited | Also affects Microsoft.ChakraCore |
| CVE-2018-8298 ChakraCore RCE Vulnerability | High Known exploited | Also affects Microsoft.ChakraCore |
| GHSA-vvvh-5xrm-pxff ChakraCore information disclosure vulnerability | High | Also affects Microsoft.ChakraCore |
| GHSA-v8jw-x9wq-hw4v Chakra Scripting Engine RCE via Out-of-bounds write | High | Also affects Microsoft.ChakraCore |
| GHSA-g8q3-rcf9-qx4q Chakra Scripting Engine RCE Vulnerability | High | Also affects Microsoft.ChakraCore |
| GHSA-fxrx-5j36-pwg5 Chakra Scripting Engine RCE via Out-of-bounds write | High | Also affects Microsoft.ChakraCore |
| GHSA-4v6q-gjm6-6vv4 ChakraCore RCE via Out-of-bounds write | High | Also affects Microsoft.ChakraCore |
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