CVE-2021-38384
Last modified
CVE-2021-38384 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Serverless Offline 8.0.0 returns a 403 HTTP status code for a route that has a trailing / character, which might cause a developer to implement incorrect access control, because the actual behavior within the Amazon AWS environment is a 200 HTTP status code (i.e., possibly greater than expected permissions).. EPSS estimates a 1.46% chance of exploitation in the next 30 days.
Description
Serverless Offline 8.0.0 returns a 403 HTTP status code for a route that has a trailing / character, which might cause a developer to implement incorrect access control, because the actual behavior within the Amazon AWS environment is a 200 HTTP status code (i.e., possibly greater than expected permissions).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Serverless Offline Project | Serverless Offline | 8.0.0 |
References
- https://github.com/dherault/serverless-offline/issues/1259Exploit, Third Party Advisory
- https://github.com/dherault/serverless-offline/issues/1259Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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