CVE-2025-8904

critical

Description

Amazon EMR Secret Agent creates a keytab file containing Kerberos credentials. This file is stored in the /tmp/ directory. A user with access to this directory and another account can potentially decrypt the keys and escalate to higher privileges. Users are advised to upgrade to Amazon EMR version 7.5 or higher. For Amazon EMR releases between 6.10 and 7.4, we strongly recommend that you run the bootstrap script and RPM files with the fix provided in the location below.

References

https://aws.amazon.com/security/security-bulletins/AWS-2025-017/

https://aws.amazon.com/security/security-bulletins/rss/aws-2025-017/

https://github.com/advisories/GHSA-hf8h-76fm-735v

https://docs.aws.amazon.com/emr/latest/ReleaseGuide/emr-750-release.html

Details

Source: Mitre, NVD

Published: 2025-08-13

Updated: 2025-10-14

Risk Information

CVSS v2

Base Score: 7.1

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

Severity: High

CVSS v3

Base Score: 8.5

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

Severity: High

CVSS v4

Base Score: 9

Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Severity: Critical

EPSS

EPSS: 0.00038