Summary

There is a potential directory traversal vulnerability in WebSphere Application Server (CVE-2018-1797). This is occurs when an Enterprise Bundle Archive (EBA) is installed into the Application Server that has a path external to the EBA.

Vulnerability Details

DESCRIPTION: IBM WebSphere Application Server using Enterprise bundle Archives (EBA) could allow a local attacker to traverse directories on the system. By persuading a victim to extract a specially-crafted ZIP archive containing “dot dot slash” sequences (…/), an attacker could exploit this vulnerability to write to arbitrary files on the system. Note: This vulnerability is known as “Zip-Slip”.
CVSS Base Score: 6.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/149427&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)

Affected Products and Versions

Jazz for Service Management version 1.1.0 - 1.1.3

Remediation/Fixes

Principal Product and Version(s)

| Affected Supporting Product and Version | Affected Supporting Product Security Bulletin
—|—|—
Jazz for Service Management version 1.1.0 - 1.1.3 | Websphere Application Server Full Profile 8.5.5 |

Security Bulletin: Potential directory traversal vulnerability in WebSphere Application Server (CVE-2018-1797)

Workarounds and Mitigations

Please refer to WAS iFix