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Security Bulletin: IBM Cloud Pak for Multicloud Management Monitoring has applied security fixes for its use of Mozilla Firefox

Description

## Summary IBM Cloud Pak for Multicloud Management Monitoring has applied security fixes for its use of Mozilla Firefox. ## Vulnerability Details ** CVEID: **[CVE-2021-23994](<https://vulners.com/cve/CVE-2021-23994>) ** DESCRIPTION: **Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by by an out-of-bounds write during lazy initialization. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to execute arbitrary code on the vulnerable system or cause a denial of service. CVSS Base score: 8.8 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/200186](<https://exchange.xforce.ibmcloud.com/vulnerabilities/200186>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-23998](<https://vulners.com/cve/CVE-2021-23998>) ** DESCRIPTION: **Mozilla Firefox could allow a remote attacker to conduct spoofing attacks, caused by complicated navigations with new windows. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to spoof a secure lock icon. CVSS Base score: 6.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/200190](<https://exchange.xforce.ibmcloud.com/vulnerabilities/200190>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N) ** CVEID: **[CVE-2021-23999](<https://vulners.com/cve/CVE-2021-23999>) ** DESCRIPTION: **Mozilla Firefox could allow a remote attacker to gain elevated privileges on the system, caused by the loading of a Blob URL by the System Principal. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability using unknown attack vectors to gain elevated privileges on the system. CVSS Base score: 8.8 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/200191](<https://exchange.xforce.ibmcloud.com/vulnerabilities/200191>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) ** CVEID: **[CVE-2021-29946](<https://vulners.com/cve/CVE-2021-29946>) ** DESCRIPTION: **Mozilla Firefox could allow a remote attacker to bypass security restrictions, caused by use of ports that were written as an integer overflow above the bounds of a 16-bit integer in the Alt-Svc header. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to bypass port blocking. CVSS Base score: 6.5 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/200197](<https://exchange.xforce.ibmcloud.com/vulnerabilities/200197>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N) ## Affected Products and Versions Affected Product(s)| Version(s) ---|--- IBM Cloud Pak for Multicloud Management Monitoring| before 2.3 Fix Pack 2 ## Remediation/Fixes Upgrade to IBM Cloud Pak for Multicloud Management 2.3 Fix Pack 2 by following the instructions at <https://www.ibm.com/docs/en/cloud-paks/cp-management/2.3.x?topic=installation-upgrade> ## Workarounds and Mitigations None ##


Affected Software


CPE Name Name Version
ibm cloud pak for multicloud management 2.3

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