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AUSCERT External Security Bulletin Redistribution
ESB-2017.2490
Security Bulletin: Open Source Apache HTTP Server Vulnerabilities which is
used by IBM PureApplication Systems (CVE-2017-7679
CVE-2017-3169 CVE-2017-3167)
4 October 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM PureApplication Systems
Publisher: IBM
Operating System: AIX
Linux variants
Windows
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Unauthorised Access -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2017-7679 CVE-2017-3169 CVE-2017-3167
Reference: ESB-2017.2423
ESB-2017.2056
ESB-2017.2039
ESB-2017.2035
ESB-2017.1970
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22009209
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Security Bulletin: Open Source Apache HTTP Server Vulnerabilities which is
used by IBM PureApplication Systems (CVE-2017-7679 CVE-2017-3169
CVE-2017-3167)
Security Bulletin
Document information
More support for:
PureApplication System
Security
Software version:
2.1.0.0, 2.1.0.1, 2.1.0.2, 2.1.1.0, 2.1.2.0, 2.1.2.1, 2.1.2.2, 2.1.2.3,
2.1.2.4, 2.2.0.0, 2.2.1.0, 2.2.2.0, 2.2.2.1, 2.2.2.2, 2.2.3.0, 2.2.3.1,
2.2.3.2
Operating system(s):
AIX, Linux, Windows
Reference #: 2009209
Modified date: 03 October 2017
Summary
A vulnerability in Open Source Apache HTTP Server affects the PureSystems
Managers used by IBM PureApplication System.
Vulnerability Details
CVEID: CVE-2017-7679
DESCRIPTION:
Apache HTTPD could allow a remote attacker to obtain sensitive information,
caused by a buffer overread in mod_mime. By sending a specially crafted
Content-Type response header, a remote attacker could exploit this
vulnerability to read one byte past the end of a buffer.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/127420
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2017-3169
DESCRIPTION:
Apache HTTPD is vulnerable to a denial of service, caused by a NULL pointer
dereference in mod_ssl. By sending a specially crafted HTTP request to an
HTTPS port, a remote attacker could exploit this vulnerability to cause a
denial of service.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/127417
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:N/A:L)
CVEID: CVE-2017-3167
DESCRIPTION:
Apache HTTPD could allow a remote attacker to bypass security restrictions,
caused by the use of the ap_get_basic_auth_pw() function by third-party
modules outside of the authentication phase. A remote attacker could exploit
this vulnerability to bypass authentication requirements.
CVSS Base Score: 5.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/127416
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
IBM PureApplication System V2.1.0.0
IBM PureApplication System V2.1.0.1
IBM PureApplication System V2.1.0.2
IBM PureApplication System V2.1.0.0
IBM PureApplication System V2.1.1.0
IBM PureApplication System V2.1.2.0
IBM PureApplication System V2.1.2.1
IBM PureApplication System V2.1.2.2
IBM PureApplication System V2.1.2.3
IBM PureApplication System V2.1.2.4
IBM PureApplication System V2.2.0.0
IBM PureApplication System V2.2.1.0
IBM PureApplication System V2.2.2.0
IBM PureApplication System V2.2.2.1
IBM PureApplication System V2.2.2.2
IBM PureApplication System V2.2.3.0
IBM PureApplication System V2.2.3.1
IBM PureApplication System V2.2.3.2
Remediation/Fixes
The PureSystems Managers. on IBM PureApplication System is affected. The
solution is to upgrade the IBM PureApplication System to the following fix
level:
IBM PureApplication System V2.2.0.0, V2.2.1.0, V2.2.2.0, V2.2.2.1, V2.2.2.2,
V2.2.3.0, V2.2.3.1, V2.2.3.2
Upgrade to IBM PureApplication System V2.2.4.0. Contact IBM for assistance
IBM recommends upgrading to a fixed version of the product. Contact IBM for
assistance
Information on upgrading can be found here:
http://www-01.ibm.com/support/docview.wss?uid=swg27039159
Workarounds and Mitigations
None
References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
October 2, 2017: 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
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.
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