Security Bypass in Spring Framework Due to Pattern Matching Issues
CVE-2023-20860

7.5HIGH

Key Information:

Vendor

Vmware
Status
Spring Framework
Vendor
CVE Published:
27 March 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 56%

What is CVE-2023-20860?

A security vulnerability exists in the Spring Framework affecting versions 6.0.0 to 6.0.6 and 5.3.0 to 5.3.25. This vulnerability arises from an incorrect pattern matching mechanism when using '**' in Spring Security configuration alongside the mvcRequestMatcher. This inconsistency between Spring Security and Spring MVC could potentially allow for unauthorized access or security bypass, posing a risk to applications that rely on these frameworks.

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Deploy the Patch

Affected Version(s)

Spring Framework Spring Framework (versions 6.0.0 to 6.0.6 and 5.3.0 to 5.3.25)

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-20860
Created by limo520

References

https://spring.io/security/cve-2023-20860
https://security.netapp.com/advisory/ntap-20230505-0006/

EPSS Score

56% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

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