Security Bulletin: Multiple Vulnerabilities discovered in libraries used by Apache Zookeeper that is included in ITNM (CVE-2020-36518, CVE-2022-2047, CVE-2022-2048, CVE-2022-24823)

Summary

Multiple vulnerabilities (CVE-2020-36518; CVE-2022-2047; CVE-2022-2048; CVE-2022-24823) found in apache zookeeper used by IBM Tivoli Network Manager (ITNM) IP Edition. The fix contains the updated versions of corresponding libraries.

Vulnerability Details

CVEID:CVE-2020-36518
**DESCRIPTION:**FasterXML jackson-databind is vulnerable to a denial of service, caused by a Java StackOverflow exception. By using a large depth of nested objects, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222319 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-2022-2047
**DESCRIPTION:**Eclipse Jetty could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw in the HttpURI class. By sending a specially-crafted request, an attacker could exploit this vulnerability to the HttpClient and ProxyServlet/AsyncProxyServlet/AsyncMiddleManServlet wrongly interpreting an authority with no host as one with a host.
CVSS Base score: 2.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/230668 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2022-2048
**DESCRIPTION:**Eclipse Jetty is vulnerable to a denial of service, caused by a flaw in the error handling of an invalid HTTP/2 request. By sending specially-crafted HTTP/2 requests, a remote attacker could exploit this vulnerability to cause the server to become unresponsive, and results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/230670 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-2022-24823
**DESCRIPTION:**Netty could allow a local authenticated attacker to obtain sensitive information, caused by a flaw when temporary storing uploads on the disk is enabled. By gaining access to the local system temporary directory, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/225922 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

The issue has been Fixed in ITNM 4.2 Fix Pack 16 (i.e. 4.2.0.16). Upgrade ITNM 4.2 to Fix Pack 16 from Fix Central.

4.2.0-TIV-ITNMIP-Linux-FP0016

4.2.0-TIV-ITNMIP-zLinux-FP0016

4.2.0-TIV-ITNMIP-AIX-FP0016

Workarounds and Mitigations

None