Security Bulletin
Summary
IBM HTTP Server (IHS) is shipped as a component of IBM Rational ClearCase. Information about a security vulnerability affecting IHS has been published in a security bulletin.
Vulnerability Details
Refer to the security bulletin(s) listed in the Remediation/Fixes section.
Affected Products and Versions
IBM Rational ClearCase, ClearCase Remote Client (CCRC) WAN server/CM Server component.
Versions 8.0.0.x, 8.0.1.x, 9.0.0.x, 9.0.1:
This vulnerability only applies to the CCRC WAN server component.
Versions 7.1.x.x, : Not affected.
Remediation/Fixes
Refer to the following security bulletins for vulnerability details and information about fixes addressed by IBM HTTP Server (IHS) which is shipped with IBM Rational ClearCase.
| Principal Product and Version(s) | Affected Supporting Product and Version | Affected Supporting Product Security Bulletin |
| IBM Rational ClearCase, versions 8.0.0.x, 8.0.1.x, 9.0.0.x, 9.0.1 | IBM HTTP Server versions 8.5.5, 8.5, 8.0, and 7.0 | Security Bulletin: Security Vulnerabilities in IBM HTTP Server (CVE-2017-9798, CVE-2017-12618) |
ClearCase Versions | Applying the fix |
| 8.0.0.x, 8.0.1.x, 9.0.0.x, 9.0.1 | Apply the appropriate IBM HTTP Server fix directly to your CCRC WAN server host. No ClearCase-specific steps are necessary. |
Get Notified about Future Security Bulletins
Important Note
IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.
References
Change History
8 December 2017: Original copy 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.
Internal Use Only
CVEID: CVE-2017-9798
DESCRIPTION: Apache HTTP Server could allow a remote attacker to obtain sensitive information, caused by a flaw in the HTTP OPTIONS method, aka Optionsbleed. By sending an OPTIONS HTTP request, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/132159 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:N/A:N)
CVEID: CVE-2017-12618
DESCRIPTION: Apache Portable Runtime Utility (APR-util)is vulnerable to a denial of service, caused by failing to validate the integrity of SDBM database files used by apr_sdbm*() functions. By making a specially-crafted program or process, a local authenticated attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/134048 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
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Document Information
Modified date:
10 July 2018
UID
swg22011296