Signature forgery in Spring Boot's Loader

2024-08-2309:30:35

Google

osv.dev

spring boot

loader

signature forgery

vulnerability

applications

signature verification

custom code

nested jar files

CVSS3

6.3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

7.1

Confidence

Low

EPSS

Percentile

9.5%

JSON

Applications that use spring-boot-loader or spring-boot-loader-classic and contain custom code that performs signature verification of nested jar files may be vulnerable to signature forgery where content that appears to have been signed by one signer has, in fact, been signed by another.