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AUSCERT External Security Bulletin Redistribution
ESB-2022.1992
Security Bulletin: Security Vulnerabilities affect IBM Cloud Private - xrdp
package for Alpine Linux (CVE-2021-36158)
1 May 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Cloud Private
Publisher: IBM
Operating System: Linux variants
Resolution: Patch/Upgrade
CVE Names: CVE-2021-36158
Original Bulletin:
https://www.ibm.com/support/pages/node/6574407
Comment: CVSS (Max): 6.5 CVE-2021-36158 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
CVSS Source: IBM
Calculator: https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
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Security Vulnerabilities affect IBM Cloud Private - xrdp package for Alpine
Linux (CVE-2021-36158)
Document Information
Document number : 6574407
Modified date : 22 April 2022
Product : IBM Cloud Private
Component : NA
Software version : All
Operating system(s): Linux
Edition : NA
Summary
Security Vulnerabilities affect IBM Cloud Private - xrdp package for Alpine
Linux
Vulnerability Details
CVEID: CVE-2021-36158
DESCRIPTION: xrdp package for Alpine Linux is vulnerable to a man-in-the-middle
attack, caused by improper generation of RSA certificates and private keys in
the RDP sessions. An attacker could exploit this vulnerability to track users.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
204907 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
Affected Products and Versions
+--------------------+----------+
|Affected Product(s) |Version(s)|
+--------------------+----------+
|IBM Cloud Private |3.2.1 CD |
+--------------------+----------+
|IBM Cloud Private |3.2.2 CD |
+--------------------+----------+
Remediation/Fixes
Product defect fixes and security updates are only available for the two most
recent Continuous Delivery (CD) update packages
o IBM Cloud Private 3.2.1
o IBM Cloud Private 3.2.2
For IBM Cloud Private 3.2.1, apply fix pack:
o IBM Cloud Private 3.2.1.2203
For IBM Cloud Private 3.2.2, apply fix pack:
o IBM Cloud Private 3.2.2.2203
For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0
o Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud
Private 3.2.2.
o If required, individual product fixes can be made available between CD
update packages for resolution of problems. Contact IBM support for
assistance
Workarounds and Mitigations
None
Change History
22 Apr 2022: Initial Publication
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