PT-2024-1199 · Ibm · Ibm Aix+1

Published 2024-01-04 · Updated 2024-01-16 · CVE-2023-45173

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions IBM AIX versions 7.2 through 7.3 VIOS version 3.1

Description The issue is related to insufficient input validation in the NFS kernel extension, which could allow a non-privileged local user to cause a denial of service.

Recommendations For IBM AIX versions 7.2 through 7.3, consider restricting access to the NFS kernel extension until a patch is available. For VIOS version 3.1, consider disabling the NFS kernel extension as a temporary workaround to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2024-00558

CVE-2023-45173

Affected Products

Ibm Aix

Vios

References · 9

• https://bdu.fstec.ru/vul/2024-00558 · Security Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/267971 · Vendor Advisory
• https://ibm.com/support/pages/node/7105282 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-45173 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-45173 · Security Note
• https://t.me/cvenotify/66993 · Telegram Post
• https://t.me/cvenotify/67613 · Telegram Post
• https://aix.software.ibm.com/aix/efixes/security/kernel_advisory6.asc · Note
• https://twitter.com/VulmonFeeds/status/1745336478534598919 · Twitter Post