Security Bulletin
Summary
Apache Log4j open source library is used by Content Collector for IBM Connections. This bulletin describes the upgrades necessary to address the vulnerability.
Vulnerability Details
CVEID: CVE-2021-45105
DESCRIPTION: Apache Log4j is vulnerable to a denial of service, caused by the failure to protect from uncontrolled recursion from self-referential lookups. A remote attacker with control over Thread Context Map (MDC) input data could craft malicious input data that contains a recursive lookup to cause a StackOverflowError that will terminate the process.
Note: The vulnerability is also called LOG4J2-3230.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/215647 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
| Affected Product(s) | Version(s) |
| Content Collector for IBM Connections | 4.0.x |
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now by upgrading the product below:
|
Product | VRM | Remediation |
| Content Collector for IBM Connections | 4.0.1 | Upgrade to: Content Collector for IBM Connections 4.0.1.13 Interim Fix 001 |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
14 Jan 2022: 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:
14 January 2022
UID
ibm16540942