Security Bulletin: IBM Cognos Command Center has addressed vulnerabilities in IBM® Semeru Java™ Version 11 and Eclipse Jetty

Summary

There are vulnerabilities in IBM® Semeru Java™ Version 11 and Eclipse Jetty used by IBM Cognos Command Center. IBM Cognos Command Center 10.2.5 has addressed the applicable CVEs by upgrading to IBM® Semeru JRE 11.0.20.0 (CVE-2023-22049, CVE-2023-22036) and Eclipse Jetty 10.0.17 (CVE-2023-40167, CVE-2023-36479, CVE-2023-44487 CVE-2023-41900, CVE-2023-36478). Please refer to the table in the Related Information section for vulnerability impact.

Vulnerability Details

CVEID:CVE-2023-22049
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the Libraries component could allow a remote attacker to cause low integrity impacts.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/261048 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2023-22036
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the Utility component could allow a remote attacker to cause low availability impacts.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/261044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-44487
**DESCRIPTION:**Multiple vendors are vulnerable to a denial of service, caused by a flaw in handling multiplexed streams in the HTTP/2 protocol. By sending numerous HTTP/2 requests and RST_STREAM frames over multiple streams, a remote attacker could exploit this vulnerability to cause a denial of service due to server resource consumption.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2023-41900
**DESCRIPTION:**Eclipse Jetty could allow a remote authenticated attacker to bypass security restrictions, caused by improper authentication validation when using the optional nested LoginService. By sending a specially crafted request, an attacker could exploit this vulnerability to bypass access restrictions.
CVSS Base score: 3.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/266185 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N)

CVEID:CVE-2023-40167
**DESCRIPTION:**Jetty is vulnerable to HTTP request smuggling, caused by improper parsing of the HTTP/1 request header. By sending a specially crafted request, a remote attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/266353 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2023-36479
**DESCRIPTION:**Eclipse Jetty could provide weaker than expected security, caused by an errant command quoting flaw in the org.eclipse.jetty.servlets.CGI Servlet. A remote authenticated attacker could exploit this vulnerability to launch further attacks on the system.
CVSS Base score: 3.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/266435 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N)

CVEID:CVE-2023-36478
**DESCRIPTION:**Eclipse Jetty is vulnerable to a denial of service, caused by an integer overflow and buffer allocation in MetaDataBuilder.checkSize. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268413 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading.

IBM Cognos Command Center Cloud environments have been updated.

Workarounds and Mitigations

None