CVE-2025-65073

high

Description

OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.

References

https://www.openwall.com/lists/oss-security/2025/11/04/2

http://www.openwall.com/lists/oss-security/2025/11/17/6

Details

Source: Mitre, NVD

Published: 2025-11-17

Updated: 2025-11-18

Risk Information

CVSS v2

Base Score: 6.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00027