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CVE-2019-0648: ChakraCore information disclosure vulnerability

May 13, 2022 (updated July 19, 2023)

An information disclosure vulnerability exists when Chakra improperly discloses the contents of its memory, which could provide an attacker with information to further compromise the user’s computer or data.To exploit the vulnerability, an attacker must know the memory address of where the object was created. The update addresses the vulnerability by changing the way certain functions handle objects in memory, aka Scripting Engine Information Disclosure Vulnerability. This CVE ID is unique from CVE-2019-0658.

References

  • github.com/advisories/GHSA-wwfw-m54g-gv72
  • github.com/chakra-core/ChakraCore/pull/5936
  • github.com/chakra-core/ChakraCore/pull/5936/commits/1a7790f873b1a73d1cfec9548eb08a3b9fd798f3
  • nvd.nist.gov/vuln/detail/CVE-2019-0648
  • portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0648
  • web.archive.org/web/20210729110650/http://www.securityfocus.com/bid/106885

Code Behaviors & Features

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Affected versions

All versions before 1.11.6

Fixed versions

  • 1.11.6

Solution

Upgrade to version 1.11.6 or above.

Impact 4.3 MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Learn more about CVSS

Source file

nuget/Microsoft.ChakraCore/CVE-2019-0648.yml

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