Security Bulletin
Summary
There is a vulnerability in the IBM HTTP Server used by WebSphere Application Server.
Vulnerability Details
DESCRIPTION: Apache HTTP Server could allow a remote attacker to bypass security restrictions, caused by checking the session expiry time before decoding the session by mod_session. An attacker could exploit this vulnerability to ignore session expiry time and gain access to the application.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/156006 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
This vulnerability affects the following version and release of IBM HTTP Server (powered by Apache) component in all editions of WebSphere Application Server and bundling products.
- Version 9.0
Remediation/Fixes
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH06010
--OR--
· Apply Fix Pack 9.0.0.11 or later (targeted availability 2Q 2019).
Get Notified about Future Security Bulletins
References
Change History
13 March 2019: original document published
*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.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
13 March 2019
UID
ibm10869064