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 component.
- These vulnerabilities only applies to the CCRC WAN server component, and only for certain levels of IBM HTTP Server.
Remediation/Fixes
Refer to the following security bulletin(s) for vulnerability details and information about fixes addressed by IBM WebSphere Application Server (WAS) 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.x | IBM HTTP Server version 9.0, 8.5, 8.0, and 7.0 | Security Bulletin: Multiple vulnerabilities in IBM HTTP Server used by WebSphere Application Server (CVE-2019-0211 CVE-2019-0220) |
|
ClearCase Versions
|
Applying the fix
|
| 8.0.0.x, 8.0.1.x, 9.0.0.x, 9.0.1.x | Apply the appropriate IBM HTTP Server fix (see bulletin link above) directly to your CCRC WAN server host. No ClearCase-specific steps are necessary. |
For 8.0.x and earlier releases, IBM recommends upgrading to a fixed, supported version/release/platform of the product.
Workarounds and Mitigations
None.
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
* 22 May 2019: Original version 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
DESCRIPTION: Apache HTTP Server could provide weaker than expected security, caused by URL normalization inconsistencies. A remote attacker could exploit this vulnerability to launch further attacks on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/158948 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)
DESCRIPTION: Apache HTTP Server could allow a local authenticated attacker to gain elevated privileges on the system, caused by the execution of code in less-privileged child processes or threads from modules' scripts. By manipulating the scoreboard, an attacker could exploit this vulnerability to execute arbitrary code on the system with root privileges.
CVSS Base Score: 8.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/158929 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H)
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Document Information
Modified date:
29 May 2019
UID
ibm10885680