PYSEC-2023-1 – adyen

Package

Manager: pip
Name: adyen
Vulnerable Version: =2.2.0 || =2.3.0 || =3.0.0 || =3.1.0 || =4.0.0 || =5.0.0 || =5.1.0 || =6.0.0 || =7.0.0 || >=2.2.0 <7.1.0

Severity

Level: Low

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

EPSS: N/A pctlN/A

Details

Adyen has utility methods for validating notification HMAC signatures. The is_valid_hmac and is_valid_hmac_notification methods are vulnerable to a timing attack, you should compare the hash of the HMACs instead.

Metadata

Created: 2023-01-24T00:00:00Z
Modified: 2023-01-24T00:00:00Z
Source: https://osv-vulnerabilities
CWE IDs: N/A
Alternative ID: N/A
Finding: F026
Auto approve: 1