Padding Attack Vulnerability in Apache Shiro by The Apache Software Foundation
CVE-2019-12422

7.5HIGH

Key Information:

Vendor

Apache
Status
Shiro
Vendor
CVE Published:
18 November 2019

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 66%

What is CVE-2019-12422?

A vulnerability exists in Apache Shiro versions prior to 1.4.2, specifically related to the default 'remember me' cookie configuration. This flaw can allow attackers to exploit padding oracle attacks, potentially compromising sensitive user data stored in cookies. It is crucial for administrators using affected versions to apply updates to safeguard against exploitation and ensure robust web application security.

Affected Version(s)

Shiro to 1.4.1

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.

RuoYI-4.2-Shiro-721-Docker-PoC
Created by BaiHLiu

References

https://lists.apache.org/thread.html/c9db14cfebfb8e742058...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r2d2612c034ab21a3a19...
mailing-listx_refsource_MLIST

EPSS Score

66% 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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.