Security Bulletin: Multiple vulnerabilities in Eclipse Jetty affect IBM Installation Manager and IBM Packaging Utility

Summary

There are multiple vulnerabilities in Eclipse Jetty used by IBM Installation Manager and IBM Packaging Utility. The IBM Installation Manager and IBM Packaging Utility have addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2021-28163 DESCRIPTION: In Eclipse Jetty 9.4.32 to 9.4.38, 10.0.0.beta2 to 10.0.1, and 11.0.0.beta2 to 11.0.1, if a user uses a webapps directory that is a symlink, the contents of the webapps directory is deployed as a static webapp, inadvertently serving the webapps themselves and anything else that might be in that directory.
CVSS Base Score: 2.7
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/199303&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2021-28164 DESCRIPTION: In Eclipse Jetty 9.4.37.v20210219 to 9.4.38.v20210224, the default compliance mode allows requests with URIs that contain %2e or %2e%2e segments to access protected resources within the WEB-INF directory. For example a request to /context/%2e/WEB-INF/web.xml can retrieve the web.xml file. This can reveal sensitive information regarding the implementation of a web application.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/199304&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2021-28165 DESCRIPTION: In Eclipse Jetty 7.2.2 to 9.4.38, 10.0.0.alpha0 to 10.0.1, and 11.0.0.alpha0 to 11.0.1, CPU usage can reach 100% upon receiving a large invalid TLS frame.
CVSS Base Score: 7.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/199305&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: ( CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

IBM Installation Manager and IBM Packaging Utility versions 1.9.1.5 and earlier.

Remediation/Fixes

Product

| VRMF | APAR | Remediation/First Fix
—|—|—|—
IBM Installation Manager and IBM Packaging Utility | 1.9.x | No APAR | 1.9.1.6 IBM Installation Manager Remediation
1.9.1.6 IBM Packaging Utility Remediation

Workarounds and Mitigations

None