CVE-2025-12455 PUBLISHED

Username Enumeration Observable Response Discrepancy vulnerability has been discovered in OpenText™ Vertica.

Assigner: OpenText
Reserved: 28.10.2025 Published: 13.03.2026 Updated: 13.03.2026

Observable response discrepancy vulnerability in OpenText™ Vertica allows Password Brute Forcing. The vulnerability could lead to Password Brute Forcing in Vertica management console application.This issue affects Vertica: from 10.0 through 10.X, from 11.0 through 11.X, from 12.0 through 12.X.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/S:N/AU:Y/R:U
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	Low
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Active

CVSS 4.0

Product Status

Vendor	OpenText™
Product	Vertica
Versions	Default: unaffected affected from 10.0 to 10.x (incl.) affected from 11.0 to 11.x (incl.) affected from 12.0 to 12.x (incl.)

Solutions

https://portal.microfocus.com/s/article/KM000045854?language=en_US

References

https://portal.microfocus.com/s/article/KM000045854?language=en_US

Problem Types

CWE-204 Observable response discrepancy CWE

Impacts

CAPEC-49 Password Brute Forcing