CVE-2025-1293: HashiCorp Hermes Improperly Validates AWS ALB JWTs, which May Lead to Authentication Bypass
First published: Thu Feb 20 2025(Updated: )
Hermes versions up to 0.4.0 improperly validated the JWT provided when using the AWS ALB authentication mode, potentially allowing for authentication bypass. This vulnerability, CVE-2025-1293, was fixed in Hermes 0.5.0.
Credit: security@hashicorp.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| HashiCorp Hermes | <0.5.0 | |
| go/github.com/hashicorp-forge/hermes | <0.5.0 | 0.5.0 |
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Reference Links
- https://discuss.hashicorp.com/t/hcsec-2025-03-hashicorp-hermes-improperly-validates-aws-alb-jwts-which-may-lead-to-authentication-bypass/73371
- https://nvd.nist.gov/vuln/detail/CVE-2025-1293
- https://github.com/hashicorp-forge/hermes/commit/e36d479616099bd0c8dfde6786ea671f112d9106
- https://github.com/advisories/GHSA-vxm9-8mfw-vc6g (Advisory)
Frequently Asked Questions
What is the severity of CVE-2025-1293?
CVE-2025-1293 is considered a medium severity vulnerability due to its potential for authentication bypass.
How do I fix CVE-2025-1293?
To fix CVE-2025-1293, upgrade Hermes to version 0.5.0 or later.
What software is affected by CVE-2025-1293?
CVE-2025-1293 affects Hermes versions up to and including 0.4.0.
What type of vulnerability is CVE-2025-1293?
CVE-2025-1293 is an authentication bypass vulnerability related to improper JWT validation.
What does CVE-2025-1293 impact regarding security?
CVE-2025-1293 impacts the security of AWS ALB authentication when used with Hermes, allowing unauthorized access.
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