CVE-2018-0818
First published: Wed Jan 10 2018(Updated: )
Microsoft ChakraCore allows an attacker to bypass Control Flow Guard (CFG) in conjunction with another vulnerability to run arbitrary code on a target system, due to how the Chakra scripting engine handles accessing memory, aka "Scripting Engine Security Feature Bypass".
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| nuget/Microsoft.ChakraCore | <1.8.0 | 1.8.0 |
| Microsoft Chakra | ||
| ChakraCore |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2018-0818
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0818
- https://github.com/chakra-core/ChakraCore/pull/4427
- https://github.com/chakra-core/ChakraCore/pull/4427/commits/84368681cf5cf1d33364638e2cd463ad1b13eba6
- https://web.archive.org/web/20210124130147/http://www.securityfocus.com/bid/102412
- https://github.com/advisories/GHSA-fv8m-p45w-gf38 (Advisory)
- http://www.securityfocus.com/bid/102412
Frequently Asked Questions
What is the severity of CVE-2018-0818?
CVE-2018-0818 is rated as important due to its potential to allow arbitrary code execution.
How can I fix CVE-2018-0818?
To fix CVE-2018-0818, update to the latest version of Microsoft ChakraCore that addresses this vulnerability.
What systems are affected by CVE-2018-0818?
CVE-2018-0818 affects systems running the Microsoft ChakraCore scripting engine.
What is the impact of CVE-2018-0818?
The impact of CVE-2018-0818 can lead to a bypass of Control Flow Guard, enabling arbitrary code execution on the target system.
How does CVE-2018-0818 work?
CVE-2018-0818 exploits the way ChakraCore handles memory access, allowing attackers to trigger a bypass of security measures.
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