CVE-2017-11870
high
CVSS v3
7.5
CVSS v2
7.6
VIR risk
7.5
Description
Chakra Core vulnerable to privilege escalation when writing to JavaScript null scope objects
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: secure@microsoft.com — https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11870
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| windows | 1703 | not-affected | |
| windows | 1709 | not-affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| NuGet | Microsoft.ChakraCore | <1.7.4 | 1.7.4 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| microsoft | chakracore | - | |
| microsoft | edge | - | |
References
- http://www.securityfocus.com/bid/101731
- http://www.securitytracker.com/id/1039780
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11870
- https://www.exploit-db.com/exploits/43182/
- https://nvd.nist.gov/vuln/detail/CVE-2017-11870
- https://github.com/chakra-core/ChakraCore/pull/4226
- https://github.com/chakra-core/ChakraCore/commit/b44ee8300ae03026d3c39cdbbfd32d410ac187f6
- https://github.com/chakra-core/ChakraCore
- https://web.archive.org/web/20210516131515/http://www.securityfocus.com/bid/101731
- https://web.archive.org/web/20210517135249/http://www.securitytracker.com/id/1039780
- https://www.exploit-db.com/exploits/43182
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.