Improper Signature Validation

2023-11-2912:57:59

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

security vulnerability

signature validation

digital signatures

simplesamlphp

xml-security

saml2

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

AI Score

Confidence

High

EPSS

0.001

Percentile

17.8%

JSON

simplesamlphp/xml-security and simplesamlphp/saml2 are vulnerable to Improper Signature Validation. The vulnerability is due to a lack of proper signature validation in the validateReference method. This could lead to the forging of digital signatures.