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Security Bulletin: Rational Build Forge Security Advisory for Apache HTTP Server (CVE-2019-0190; CVE-2018-17189; CVE-2018-17199)

Created by Ramanath Shanbhag on
Published URL:
https://www.ibm.com/support/pages/node/869488
869488

Security Bulletin


Summary

Apache HTTP Server has security vulnerabilities that allows a remote attacker to exploit the application. Respective security vulnerabilities are discussed in detail in the subsequent sections.

Vulnerability Details

This section includes the vulnerability details that affects the Rational Build Forge.

CVEID: CVE-2019-0190
DESCRIPTION: Apache HTTP Server is vulnerable to a denial of service, caused by the improper handling of client negotiations by mod_ssl. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base Score: 5.3
CVSS Temporal Score: See  https://exchange.xforce.ibmcloud.com/vulnerabilities/156005 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)

CVEID:  CVE-2018-17189
DESCRIPTION: Apache HTTP Server is vulnerable to a denial of service. By sending request bodies in a slow loris way to plain resources, a remote attacker could exploit this vulnerability to cause a denial of service for HTTP/2 connections.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/156007 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)

CVEID:  CVE-2018-17199
DESCRIPTION: Apache HTTP Server could allow a remote attacker to bypass security restrictions, caused by checking the session expiry time before decoding the session by mod_session. An attacker could exploit this vulnerability to ignore session expiry time and gain access to the application.
CVSS Base Score: 5.3
CVSS Temporal Score: See  https://exchange.xforce.ibmcloud.com/vulnerabilities/156006  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)

Affected Products and Versions

IBM Rational Build Forge from 8.0.0.10.

Remediation/Fixes

You must download the Fix pack specified in the following table and apply it.

Affected Supporting Product

Remediation/Fix

IBM Rational Build Forge 8.0.0.10

Rational Build Forge 8.0.0.11  Download .

Workarounds and Mitigations

None.

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

None

Change History

28 March 2019

*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

PSIRT Advisory 14938, Record 129414.

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Document Information

Modified date:
28 March 2019

UID

ibm10869488