CVE-2021-23894

8.8 highEPSS 2.2%

High (8.8) in mcafee database security. EPSS 2.2% chance of exploitation in the next 30 days.

Deserialization of untrusted data vulnerability in McAfee Database Security (DBSec) prior to 4.8.2 allows a remote unauthenticated attacker to create a reverse shell with administrator privileges on the DBSec server via carefully constructed Java serialized object sent to the DBSec server.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
CWE: CWE-502
Published: 2021-06-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mcafee:database_security

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10359
https://kc.mcafee.com/corporate/index?page=content&id=SB10359

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