Type Confusion in node-jsonpointer - CVE-2021-23807
Published: June 2, 2023
Vulnerability identifier: #VU76820
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-23807
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: janl
Affected software:
node-jsonpointer
node-jsonpointer
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error when the pointer components are arrays. A remote attacker can bypass of a previous Prototype Pollution fix when the pointer components are arrays.
How to mitigate CVE-2021-23807
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..