CVE-2025-8904
Privilege escalation issue in Amazon EMR Secret Agent component
- State
- Published
- Severity
- 9.0 Critical
- Published
- Aug 13, 2025
- Updated
- Feb 26, 2026
- Reserved
- Aug 12, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.0 Critical | 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 | AMZN |
| 3.1 | 8.5 High | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H | AMZN |
Weaknesses
- CWE-257 Storing Passwords in a Recoverable Format
Affected Products
| Product | Versions |
|---|---|
EMRAmazon |
|
References
- https://docs.aws.amazon.com/emr/latest/ReleaseGuide/emr-750-release.htmlrelease-notespatch
- https://aws.amazon.com/security/security-bulletins/AWS-2025-017/vendor-advisory
- https://github.com/advisories/GHSA-hf8h-76fm-735vthird-party-advisory
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