PT-2019-15862 · Json Pattern Validator · Jpv
CVSS v3.1
5.3
Medium
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Name of the Vulnerable Software and Affected Versions
jpv (aka Json Pattern Validator) versions prior to 2.1.1
Description
The issue allows certain internal attributes to be overwritten via a conflicting name, as demonstrated by 'constructor': {'name':'Array'}. This affects the validate() function, enabling a crafted payload to manipulate the type detection result.
Recommendations
For versions prior to 2.1.1, update to version 2.1.1 or later to resolve the issue.
Exploit
Fix
Improper Authentication
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Weakness Enumeration
Related Identifiers
Affected Products
Jpv