Security Bulletin: This Power System update is being released to address CVE 2020-1971


## Summary POWER9: In response to a security issue with BMC's HTTPS server, a new Power System firmware update is being released to address Common Vulnerabilities and Exposures issue number CVE 2020-1971. ## 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) ---|--- 8335-GTH, 8335-GTX| OP940 7063-CR2| OP940 ## Remediation/Fixes Customers with the products below running OP940, install OP940.30: 1) IBM Power System AC922 (8335-GTH, 8335-GTX) 2) IBM Hardware Management Console (HMC) System Firmware (7063-CR2) ## 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>) ## Acknowledgement ## Change History 22 Oct 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":"BU009","label":"Systems - Server"},"Product":{"code":"AC922","label":"Power 9 AC922"},"Component":"BMC","Platform":[{"code":"PF050","label":"BMC"}],"Version":"OP940","Edition":""}]

Affected Software

CPE Name Name Version
power 9 ac922 940