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Security Bulletin: Denial of service may affect IBM HTTP Server (CVE-2015-1788)

Security Bulletin


Summary

Denial of service in GSKit may affect IBM HTTP Server, if using SSL with IBM HTTP Server. The IBM HTTP Server is used by IBM WebSphere Application Server.

Vulnerability Details

CVEID: CVE-2015-1788

DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by an error when processing an ECParameters structure over a specially crafted binary polynomial field. A remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/103778 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM HTTP Server (powered by Apache) component in all editions of WebSphere Application Server and bundling products.

  • Version 8.5.5
  • Version 8.5
  • Version 8.0

Remediation/Fixes

The recommended solutions is to apply the interim fix, Fix Pack or PTF containing APAR PI44809 for each named product as soon as practical.

For affected IBM HTTP Server for WebSphere Application Server:
For V8.5.0.0 through 8.5.5.6 Full Profile:

· Apply Interim Fix PI44809

--OR--
· Apply Fix Pack 8.5.5.7 or later.


For V8.0 through 8.0.0.11:
· Apply Interim Fix PI44809

--OR--
· Apply Fix Pack 8.0.0.12 or later.

Workarounds and Mitigations

none

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References

Complete CVSS v2 Guide
On-line Calculator v2

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

10 September 2015: 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

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:
07 September 2022

UID

swg21963362

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