Hash: SHA256

             AUSCERT External Security Bulletin Redistribution

      Information disclosure vulnerability patched in IBM HTTP Server
                               13 March 2018


        AusCERT Security Bulletin Summary

Product:           IBM HTTP Server
Publisher:         IBM
Operating System:  AIX
                   Linux variants
Impact/Access:     Access Privileged Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1388  

Reference:         ESB-2018.0337

Original Bulletin: 

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Security Bulletin: Information disclosure in IBM HTTP Server

Security Bulletin

Document information
Software version: 7.0
Operating system(s): AIX, HP-UX, Linux, Solaris, Windows
Software edition: Advanced, Base, Developer, Network Deployment, Single Server
Reference #: 2014196
Modified date: 12 March 2018


There is a potential information disclosure in IBM HTTP Server used by
WebSphere Application Server.

Vulnerability Details

CVEID: CVE-2018-1388
DESCRIPTION: GSKit V7 may disclose side channel information via discrepencies
between valid and invalid PKCS#1 padding.
CVSS Base Score: 9.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
138212 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM HTTP
Server (powered by Apache) component in all editions of WebSphere Application
Server and bundling products.

  * Version 7.0


For V7.0.0.0 through
* Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix  PI91913  
- --OR--
* Apply Fix Pack or later (targeted availablility 2Q2018).

Change History

12 March 2018: original document published

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:


Australian Computer Emergency Response Team
The University of Queensland
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
Comment: http://www.auscert.org.au/render.html?it=1967