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Security Bulletin: z/Transaction Processing Facility is affected by an OpenSSL vulnerability

Security Bulletin


Summary

The z/TPF version of OpenSSL was updated to address the vulnerability described by CVE-2019-1563.

Vulnerability Details

CVEID:   CVE-2019-1563
DESCRIPTION:   OpenSSL could allow a remote attacker to obtain sensitive information, caused by a padding oracle attack in PKCS7_dataDecode and CMS_decrypt_set1_pkey. By sending an overly large number of messages to be decrypted, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/167022 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
z/Transaction Processing Facility1.1

Remediation/Fixes

ProductVRMFAPARRemediation/First Fix
 z/TPF1.1PJ46740Apply the APAR, which is available for download from the TPF Family Products: Maintenance web page.
 

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

13 Sep 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 September 2022

Initial Publish date:
13 September 2022

UID

ibm16620265