SB2019111908 - Padding attack in Apache Shiro



SB2019111908 - Padding attack in Apache Shiro

Published: November 19, 2019 Updated: November 19, 2019

Security Bulletin ID SB2019111908
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Cryptographic issues (CVE-ID: CVE-2019-12422)

CWE-ID: CWE-310 - Cryptographic Issues

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a padding attack.

The vulnerability exists due to using the default "remember me" configuration. A remote attacker can perform a padding attack on cookies and gain sensitive information on the target system.


Remediation

Install update from vendor's website.