What’s Vulnerable › Vulnerabilities

CVE-2021-38993

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-25 · updated 2026-06-17

Description

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.

Affected products

• IBM AIX: 7.1, 7.2, 7.3
• IBM VIOS: 3.1

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/212962
• https://www.ibm.com/support/pages/node/6559320
• https://exchange.xforce.ibmcloud.com/vulnerabilities/212962
• https://www.ibm.com/support/pages/node/6559320

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