Input Validation Flaw in Inversoft Prime JWT Affects Security Integrity
CVE-2018-1000125

9.8CRITICAL

Key Information:

Vendor

Inversoft

Status
Prime-jwt
Vendor
CVE Published:
13 March 2018

What is CVE-2018-1000125?

An input validation vulnerability exists in Inversoft Prime JWT prior to version 1.3.0, specifically within the JWTDecoder.decode function. This flaw allows an attacker to create a malicious JSON Web Token (JWT) with a valid header and body, enabling the token to be decoded and validated without a legitimate signature. Such exploitation poses a significant risk as it undermines the security of token validation processes. The issue has been addressed in version 1.3.0 and later, as well as following the specified commit.

References

https://github.com/inversoft/prime-jwt/blob/master/CHANGES
x_refsource_CONFIRM
https://github.com/inversoft/prime-jwt/issues/2
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability Reserved

  • Vulnerability published

.