Security Bulletin
Summary
Synthetic Playback Agent has addressed the following vulnerabilities: CVE-2021-23954, CVE-2021-23960, CVE-2021-23964, CVE-2021-23953
Vulnerability Details
CVEID: CVE-2021-23954
DESCRIPTION: Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by a type confuson when using logical assignment operators in JavaScript switch statements. 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/195642 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-2021-23960
DESCRIPTION: Mozilla Firefox is vulnerable to a denial of service, caused by a use-after-poison when performing garbage collection on re-declared JavaScript variable. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to cause the browser to crash.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195648 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
CVEID: CVE-2021-23964
DESCRIPTION: Mozilla Firefox could allow a remote attacker to execute arbitrary code on the system, caused by memory safety bugs within the browser engine. 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/195640 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-2021-23953
DESCRIPTION: Mozilla Firefox could allow a remote attacker to obtain sensitive information, caused by a cross-origin information leakage. By persuading a victim to open a specially-crafted PDF file, a remote attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195641 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| APM AM | NA |
| APM SaaS | NA |
| APM on-premise | 8.1.4 |
| CP4MCM DataCollectors | 2.2 |
Remediation/Fixes
| Product Remediation | Fix |
| APM AM | fixed in latest saas env |
| APM SaaS | fixed in latest saas env |
| APM on-premise |
Synthetic Playback Agent 8.1.4 IF14 |
| CP4MCM DataCollectors |
upgrade to 2.3 https://www-03preprod.ibm.com/support/knowledgecenter/SSFC4F_2.3.0/install/upgrade.html |
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
01 Feb 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
11 May 2021
UID
ibm16447467