Security Bulletin
Summary
Public disclosed vulnerability from Apache Struts affects IBM Platform Application Center.
Vulnerability Details
CVEID: CVE-2018-1327
DESCRIPTION: Apache Struts is vulnerable to a denial of service. By sending a specially crafted XML request using the XStream handler with the Struts REST plugin, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/140766 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)
Mitigation
The only solution is to replace fixed Apache Struts 2 files into LSF Application Center environment.
Affected Products and Versions
Version Independent
Remediation/Fixes
|
<Product | VRMF | APAR | Remediation/First Fix |
| Platform Application Center | 9.1.5 | None | See work around |
| Platform Application Center | 9.1.4.2 | None | See work around |
| Platform Application Center | 9.1.4.1 | None | See work around |
| Platform Application Center | 9.1.4 | None | See work around |
| Platform Application Center | 9.1.3 | None | See work around |
| Platform Application Center | 9.1.2 | None | See work around |
| Platform Application Center | 9.1.1 | None | See work around |
| Platform Application Center | 9.1 | None | See work around |
Workarounds and Mitigations
Platform Application Center 9.1.5, 9.1.4.2, 9.1.4.1, 9.1.4, 9.1.3, 9.1.2, 9.1.1, 9.1
1. Download Apache Struts 2.5.16 from following link, https://cwiki.apache.org/confluence/display/WW/S2-056
2. Replace the downloaded files (struts2-core-2.5.16.jar, struts2-json-plugin-2.5.16.jar and struts2-spring-plugin-2.5.16.jar) into Application Center installed environment.
3. How to find replace files location
· Navigate to PAC installed directory
· run command ‘find . -name "*struts*.jar"’
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References
Change History
<3 Apr 2018>: Original version
*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.
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Document Information
Modified date:
17 June 2018
UID
isg3T1027408