IBM Support

Security Bulletin: CVE-2020-1971 vulnerability in OpenSSL may affect IBM Workload Scheduler

Security Bulletin


OpenSSL vulnerability CVE-2020-1971 has been disclosed by the OpenSSL Project. OpenSSL is used by IBM Workload Scheduler. IBM Workload Scheduler has addressed the CVE

Vulnerability Details

CVEID:   CVE-2020-1971
DESCRIPTION:   OpenSSL is vulnerable to a denial of service, caused by a NULL pointer dereference. If the GENERAL_NAME_cmp function contain an EDIPARTYNAME, an attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: 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)
IBM Workload Automation9.5
IBM Workload Automation9.4


APAR IJ30802 has been opened to address the openssl vulnerabilities for IBM Workload Scheduler.
APAR IJ30802 has been included in For release 9.4, the apar is available on FixCentral for download, to be applied on top of
For Unsupported releases IBM recommends upgrading to a fixed, supported release of the product.

Workarounds and Mitigations


Get Notified about Future Security Bulletins




Change History

05 Aug 2021: 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.


Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location


[{"Business Unit":{"code":"BU004","label":"Hybrid Cloud"},"Product":{"code":"SSCHEZ","label":"IBM Workload Automation"},"Component":"","Platform":[{"code":"PF027","label":"Solaris"},{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF033","label":"Windows"},{"code":"PF010","label":"HP-UX"}],"Version":"9.4, 9.5","Edition":""}]

Document Information

Modified date:
08 September 2021