CVE-2017-11871
Chakra Core vulnerable to privilege escalation due to reading an invalid pointer
Also known as GHSA-43qp-hphf-5rjw
Published 8 y ago · modified 4 mo ago · JSON
Summary
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.
Exploit prediction (EPSS)
7.98% probability of exploitation in the next 30 days, higher than 95% of all scored CVEs.
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 | <1.7.4 | 1.7.4 |
Affected products
- Microsoft Corporation ChakraCore, Microsoft Edge
Classification
- Weakness
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- securitytracker.com /id/1039780 · vdb-entry, x_refsource_SECTRACK, x_transferred
- securityfocus.com /bid/101730 · vdb-entry, x_refsource_BID, x_transferred
- portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-11871 · x_refsource_CONFIRM, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2017-11871 · advisory
- github.com /chakra-core/ChakraCore/pull/4226 · web
- github.com /chakra-core/ChakraCore/commit/9d211a417757ba1ddcd0f2e72d9553535256107e · web
- github.com /chakra-core/ChakraCore · package
- web.archive.org /web/20210124114740/http://www.securityfocus.com/bid/101730 · web
- web.archive.org /web/20210517135249/http://www.securitytracker.com/id/1039780 · web
Sources
- CVE List: CVE-2017-11871
- GitHub Advisory: GHSA-43qp-hphf-5rjw
- NVD: CVE-2017-11871
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