CVE-2023-45811

Source
https://nvd.nist.gov/vuln/detail/CVE-2023-45811
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-45811.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-45811
Aliases
Related
Published
2023-10-17T23:15:12Z
Modified
2025-01-15T04:59:18.556079Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Synchrony deobfuscator is a javascript cleaner & deobfuscator. A __proto__ pollution vulnerability exists in versions before v2.4.4. Successful exploitation could lead to arbitrary code execution. A __proto__ pollution vulnerability exists in the LiteralMap transformer allowing crafted input to modify properties in the Object prototype. A fix has been released in deobfuscator@2.4.4. Users are advised to upgrade. Users unable to upgrade should launch node with the [--disable-proto=delete][disable-proto] or [--disable-proto=throw][disable-proto] flags

References

Affected packages

Git / github.com/relative/synchrony

Affected ranges

Type
GIT
Repo
https://github.com/relative/synchrony
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
Fixed

Affected versions

1.*

1.0.0

2.*

2.0.1
2.1.0
2.1.1
2.1.2
2.1.3
2.1.4
2.1.5
2.2.0
2.3.0
2.4.0
2.4.1
2.4.2
2.4.3