Security Bulletin: OpenSSL for IBM i is vulnerable to arbitrary command execution (CVE-2022-2068)

Security Bulletin

Summary

OpenSSL is vulnerable to arbitrary command execution due to improper validation of input by c_reshash script as described in the vulnerability details section. IBM i has addressed the vulnerability in OpenSSL with a fix as described in the remediation/fixes section.

Vulnerability Details

CVEID: CVE-2022-2068
DESCRIPTION: OpenSSL could allow a remote attacker to execute arbitrary commands on the system, caused by improper validation of user-supplied input by the c_rehash script. By sending a specially-crafted request using shell metacharacters, an attacker could exploit this vulnerability to execute arbitrary commands with the privileges of the script on the system.
CVSS Base score: 7.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/226018 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM i	7.5
IBM i	7.4
IBM i	7.3
IBM i	7.2

Remediation/Fixes

The issue can be fixed by applying a PTF to IBM i. IBM i releases 7.5, 7.4, 7.3, and 7.2 will be fixed.

The IBM i PTF numbers contain the fix for the vulnerability.

IBM i Release	5733-SC1 PTF Number	PTF Download Link
7.5	SI80588	SI80588
7.4, 7.3, 7.2	SI80587	SI80587

https://www.ibm.com/support/fixcentral

Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support alerts like this.

References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Change History

11 Jul 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

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSTS2D","label":"IBM i 7.3"},"Component":"","Platform":[{"code":"PF012","label":"IBM i"}],"Version":"7.3.0","Edition":"","Line of Business":{"code":"LOB57","label":"Power"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SS9QQS","label":"IBM i 7.4"},"Component":"","Platform":[{"code":"PF012","label":"IBM i"}],"Version":"7.4.0","Edition":"","Line of Business":{"code":"LOB57","label":"Power"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSC5L9","label":"IBM i 7.2"},"Component":"","Platform":[{"code":"PF012","label":"IBM i"}],"Version":"7.2.0","Edition":"","Line of Business":{"code":"LOB57","label":"Power"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SWG60","label":"IBM i"},"Component":"","Platform":[{"code":"PF012","label":"IBM i"}],"Version":"7.5.0,7.4.0, 7.3.0, 7.2.0","Edition":"","Line of Business":{"code":"LOB57","label":"Power"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSB23CE","label":"IBM i 7.5 Preventative Service Planning"},"Component":"","Platform":[{"code":"PF012","label":"IBM i"}],"Version":"7.5.0","Edition":"","Line of Business":{"code":"LOB57","label":"Power"}}]

Tips

Security Bulletin: OpenSSL for IBM i is vulnerable to arbitrary command execution (CVE-2022-2068)