IBM Support

Security Bulletin: Privilege Escalation Vulnerability in WebSphere Application Server (CVE-2020-4362)

Security Bulletin


Summary

There is a privilege escalation vulnerability in WebSphere Application Server. This has been addressed.

Vulnerability Details

CVEID:   CVE-2020-4362
DESCRIPTION:   IBM WebSphere Application Server traditional is vulnerable to a privilege escalation vulnerability when using token-based authentication in an admin request over the SOAP connector.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/178929 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
WebSphere Application Server 9.0
WebSphere Application Server 8.5
WebSphere Application Server 8.0
WebSphere Application Server 7.0

Remediation/Fixes

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

For V9.0.0.0 through 9.0.5.4:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH23853.
--OR--
· Apply Fix Pack 9.0.5.5 or later (targeted availability 3Q2020). 

For V8.5.0.0 through 8.5.5.17:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH23853.
--OR--
· Apply Fix Pack 8.5.5.18 or later (targeted availability 3Q2020).

For V8.0.0.0 through 8.0.0.15:
· Upgrade to 8.0.0.15 and then apply Interim Fix PH23853.
 

For V7.0.0.0 through 7.0.0.45:
· Upgrade to 7.0.0.45 and  then apply Interim Fix PH23853.
 

Additional interim fixes may be available and linked off the interim fix download page.

 WebSphere Application Server V7.0 and V8.0 are no longer in full support; IBM recommends upgrading to a fixed, supported version/release/platform of the product.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support alerts like this.

References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerability was reported to IBM by Noxxx at Chaitin Tech

Change History

09 Apr 2020: Initial Publication
09 June 2020: Update Fix Pack level for 9.0

*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":"7.0,8.0,8.5,9.0","Edition":"Advanced,Base,Developer,Enterprise,Express,Network Deployment,Single Server","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
09 June 2020

UID

ibm16174417

Page Feedback