A vulnerability was found in IBM Cloud Private 2.1.0/3.1.0/3.1.1/3.1.2 (Cloud Software) and classified as problematic. This issue affects some unknown functionality of the component OIDC Token Handler. The manipulation with an unknown input leads to a log file vulnerability (Log). Using CWE to declare the problem leads to CWE-532. Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information. Impacted is confidentiality. The summary by CVE is:

IBM Cloud Private 2.1.0 , 3.1.0, 3.1.1, and 3.1.2 could allow a local privileged user to obtain sensitive OIDC token that is printed to log files, which could be used to log in to the system as another user. IBM X-Force ID: 160512.

The weakness was published 08/05/2019 (Website). The advisory is shared at exchange.xforce.ibmcloud.com. The identification of this vulnerability is CVE-2019-4284 since 01/03/2019. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

• Cloud Software

Vendor

• IBM

Name

• Cloud Private

Version

• 2.1.0
• 3.1.0
• 3.1.1
• 3.1.2

License

• commercial

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CPE 2.2info

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