Security Bulletin: WebSphere Application Server is vulnerable to an information disclosure vulnerability (CVE-2020-4629)

Summary

WebSphere Application Server is vulnerable to an information disclosure vulnerability. This has been addressed.

Vulnerability Details

CVEID:CVE-2020-4629
**DESCRIPTION:**IBM WebSphere Application Server could allow a local user with specialized access to obtain sensitive information from a detailed technical error message. This information could be used in further attacks against the system.
CVSS Base score: 2.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/185370 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

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

For V9.0.0.0 through 9.0.5.5:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH27583
--OR–
· Apply Fix Pack 9.0.5.6 or later (targeted availability 4Q2020).

For V8.5.0.0 through 8.5.5.18:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH27583
--OR–
· Apply Fix Pack 8.5.5.19 or later (targeted availability 1Q2021).

For V8.0.0.0 through 8.0.0.15:
· Upgrade to 8.0.0.15 and then apply Interim Fix PH27583

For V7.0.0.0 through 7.0.0.45:
· Upgrade to 7.0.0.45 and then apply Interim Fix PH27583

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