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Security Bulletin: File traversal vulnerability in WebSphere Application Server Admin Console (CVE-2019-4268)

Security Bulletin


Summary

There is a file traversal vulnerability in the Admin Console of WebSphere Application Server.

Vulnerability Details

CVEID: CVE-2019-4268
DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL containing "dot dot" sequences (/../) to view arbitrary files on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/160201 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere Application Server:

  • Version 9.0
  • Version 8.5
  • Version 8.0
  • Version 7.0

Remediation/Fixes

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

For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition:

For V9.0.0.0 through 9.0.5.0:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH12325
--OR--
· Apply Fix Pack 9.0.5.1 or later (targeted availability 3Q2019).

For V8.5.0.0 through 8.5.5.16:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH12325
--OR--
· Apply Fix Pack 8.5.5.17 or later (targeted availability 1Q2020).

For V8.0.0.0 through 8.0.0.15:
· Upgrade to Fix Pack 8.0.0.15 and then apply Interim Fix  PH12325

For V7.0.0.0 through 7.0.0.45:
· Upgrade to Fix Pack 7.0.0.45 and then apply Interim Fix PH12325

 

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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

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

16 September 2019: 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.

Document Location

Worldwide

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Component":"","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF012","label":"IBM i"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"},{"code":"PF035","label":"z\/OS"}],"Version":"9.0;8.5;8.0;7.0","Edition":"Advanced, Base, Developer, Enterprise, Express, Network Deployment, Single Server","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
16 September 2019

UID

ibm10884030

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