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Security Bulletin: Vulnerability in OpenSSL affects Power Hardware Management Console (CVE-2020-1971).

Description

## Summary OpenSSL is used by Power Hardware Management Console (HMC). HMC has addressed the applicable CVE. ## Vulnerability Details ** CVEID: **[CVE-2020-1971](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=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: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/192748](<https://exchange.xforce.ibmcloud.com/vulnerabilities/192748>) 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) ---|--- HMC V9.1.910.0| V9.1.910.0 and later ## Remediation/Fixes ## Remediation/Fixes The following fixes are available on IBM Fix Central at: <http://www-933.ibm.com/support/fixcentral/> Product | VRMF | APAR | Remediation/Fix ---|---|---|--- Power HMC | V9.1.940.0 SP2 ppc | MB04271 | [MH01880](<https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~9100HMC&release=V9R1&platform=All>) Power HMC | V9.1.940.0 SP2 x86_64 | MB04270 | [MH01879](<https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~9100HMC&release=V9R1&platform=All>) ## Workarounds and Mitigations None ## Get Notified about Future Security Bulletins Subscribe to [My Notifications](< http://www-01.ibm.com/software/support/einfo.html>) to be notified of important product support alerts like this. ### References [Complete CVSS v3 Guide](<http://www.first.org/cvss/user-guide> "Link resides outside of ibm.com" ) [On-line Calculator v3](<http://www.first.org/cvss/calculator/3.0> "Link resides outside of ibm.com" ) Off ## Related Information [IBM Secure Engineering Web Portal](<http://www.ibm.com/security/secure-engineering/bulletins.html>) [IBM Product Security Incident Response Blog](<http://www.ibm.com/blogs/psirt>) ## Change History 31 Jan 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. ## Disclaimer Review the [IBM security bulletin disclaimer and definitions](<https://www.ibm.com/support/pages/node/6610583#disclaimer>) regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment. ## Document Location Worldwide [{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSB6AA","label":"Power System Hardware Management Console Physical Appliance"},"Component":"","Platform":[{"code":"PF041","label":"HMC"}],"Version":"HMC 9.1.940.0","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]


Affected Software


CPE Name Name Version
power system hardware management console physical appliance 9.1.940.0

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