There is a denial of service vulnerability in WebSphere Application Server Liberty. This vulnerability has been addressed.
DESCRIPTION: Apache Commons Compress is vulnerable to a denial of service, caused by an error in the internal file name encoding algorithm. By persuading a victim to open specially crafted ZIP archive containing malicious input, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/165956 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
Affected Products and Versions
These vulnerabilities affect the following versions and releases of IBM WebSphere Application Server:
The recommended solution is to apply the interim fix, Fix Pack or PTF containing the APAR for each named product as soon as practical.
For WebSphere Application Server Liberty using collectiveMember-1.0 or collectiveController-1.0 feature:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH17088
· Apply Fix Pack 188.8.131.52 or later.
Get Notified about Future Security Bulletins
29 October 2019:original document published
20 November 2019: added interim fix
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
20 November 2019