CVE-2021-38993
First published: Thu Feb 24 2022(Updated: )
IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the smbcd daemon to cause a denial of service. IBM X-Force ID: 212962.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| IBM VIOS | =3.1 | |
| IBM AIX | =7.1 | |
| IBM AIX | =7.2 | |
| IBM AIX | =7.3 | |
| <=7.1 | ||
| <=7.2 | ||
| <=7.3 | ||
| <=3.1 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this IBM AIX vulnerability?
The vulnerability ID for this IBM AIX vulnerability is CVE-2021-38993.
What is the severity level of CVE-2021-38993?
CVE-2021-38993 has a severity level of medium.
Which versions of IBM AIX and VIOS are affected by CVE-2021-38993?
IBM AIX versions 7.1, 7.2, and 7.3, as well as VIOS version 3.1, are affected by CVE-2021-38993.
What can a non-privileged local user do with this vulnerability?
A non-privileged local user can exploit this vulnerability to cause a denial of service.
Where can I find more information about CVE-2021-38993?
You can find more information about CVE-2021-38993 [here](https://exchange.xforce.ibmcloud.com/vulnerabilities/212962) and [here](https://www.ibm.com/support/pages/node/6559320).
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