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

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

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&gt;

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