Information disclosure in IBM Cloud Pak System



Published: 2022-11-24
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-28167
CWE-ID CWE-909
Exploitation vector Network
Public exploit N/A
Vulnerable software
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IBM Cloud Pak System
Server applications / Server solutions for antivurus protection

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Missing initialization of resource

EUVDB-ID: #VU60084

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-28167

CWE-ID: CWE-909 - Missing initialization of resource

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to usage of the jdk.internal.reflect.ConstantPool API causes the JVM in some cases to pre-resolve certain constant pool entries. This allows a user to call static methods or access static members without running the class initialization method. A remote attacker can send a specially crafted request to the application and observe uninitialized values.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Pak System: 2.3.0


CPE2.3 External links

http://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-in-ibm-java-sdk-affects-cloud-pak-system-cve-2021-28167/
http://www.ibm.com/support/pages/node/6841225

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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