CVE-2017-11871: Buffer Overflow
First published: Wed Nov 15 2017(Updated: )
ChakraCore and Microsoft Edge in Windows 10 1703, 1709, and Windows Server, version 1709 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11836, CVE-2017-11837, CVE-2017-11838, CVE-2017-11839, CVE-2017-11840, CVE-2017-11841, CVE-2017-11843, CVE-2017-11846, CVE-2017-11858, CVE-2017-11859, CVE-2017-11861, CVE-2017-11862, CVE-2017-11866, CVE-2017-11869, CVE-2017-11870, and CVE-2017-11873.
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| nuget/Microsoft.ChakraCore | <1.7.4 | 1.7.4 |
| ChakraCore | ||
| Microsoft Edge Beta | ||
| Windows 10 | =1703 | |
| Windows 10 | =1709 | |
| Microsoft Windows Server | =1709 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2017-11871
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11871
- https://github.com/chakra-core/ChakraCore/pull/4226
- https://github.com/chakra-core/ChakraCore/commit/9d211a417757ba1ddcd0f2e72d9553535256107e
- https://web.archive.org/web/20210124114740/http://www.securityfocus.com/bid/101730
- https://web.archive.org/web/20210517135249/http://www.securitytracker.com/id/1039780
- https://github.com/advisories/GHSA-43qp-hphf-5rjw (Advisory)
- http://www.securityfocus.com/bid/101730
- http://www.securitytracker.com/id/1039780
Frequently Asked Questions
What is the severity of CVE-2017-11871?
CVE-2017-11871 has a severity rating of Critical, enabling attackers to gain the same user rights as the current user.
How do I fix CVE-2017-11871?
To fix CVE-2017-11871, you should update Microsoft Edge and ChakraCore to the latest versions released by Microsoft.
Which software is affected by CVE-2017-11871?
CVE-2017-11871 affects Microsoft Edge, ChakraCore, Windows 10 versions 1703 and 1709, and Windows Server 1709.
What kind of vulnerability is CVE-2017-11871?
CVE-2017-11871 is classified as a Scripting Engine Memory Corruption Vulnerability.
Can CVE-2017-11871 be exploited remotely?
Yes, CVE-2017-11871 can potentially be exploited remotely through malicious webpages or scripts.
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