Assertion Failure in ChakraCore by Microsoft
CVE-2020-23315

7.5HIGH

Key Information:

Vendor

Microsoft
Status
Chakracore
Vendor
CVE Published:
20 January 2022

What is CVE-2020-23315?

A critical assertion failure occurs in ChakraCore's DebugContext::RundownSourcesAndReparse function, specifically when the expected yield register does not match the previous register during execution. This can lead to unexpected behavior or potentially exploitative conditions in applications relying on this JavaScript engine version. Affected users should consider upgrading to the latest version to mitigate any risks associated with this vulnerability.

References

https://github.com/microsoft/ChakraCore/issues/6453
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.