Security Bulletin: Potential Security exposure in IBM HTTP Server CVE-2013-1896 PM89996

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VULNERABILITY DETAILS:

CVE ID: CVE-2013-1896

DESCRIPTION: IBM HTTP Server may be vulnerable to a denial of service, caused by a malicious request when using the optional mod_dav module.

CVSS:

CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/85574 for the current score
CVSS Environmental Score*: Undefined
CVSS String: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

VERSIONS AFFECTED: This problem affects the IBM HTTP Server component in all editions of WebSphere Application Server and bundling products:
· Version 8.5
· Version 8
· Version 7
· Version 6.1

REMEDIATION: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical

Fix:Apply a Fix Pack or PTF containing this APAR PM89996, as noted below:

For affected IBM HTTP Server for WebSphere Application Server:

For V8.5.0.0 through 8.5.5.0 Full Profile:

For V8.0 through 8.0.0.6:

· Workaround(s): None

· Mitigation(s): Do not use optional mod_dav module.

REFERENCES:
· Complete CVSS Guide
· On-line Calculator V2

CHANGE HISTORY:

*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 Flash.

Note: 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.