Armeria is an open source microservice framework. In affected versions an attacker can access an Armeria server's local file system beyond its restricted directory by sending an HTTP request whose path contains `%2F` (encoded `/`), such as `/files/..%2Fsecrets.txt`, bypassing Armeria's path validation logic. Armeria 1.13.4 or above contains the hardened path validation logic that handles `%2F` properly. This vulnerability can be worked around by inserting a decorator that performs an additional validation on the request path.
References
Link | Resource |
---|---|
https://github.com/line/armeria/commit/e2697a575e9df6692b423e02d731f293c1313284 | Patch Third Party Advisory |
https://github.com/line/armeria/pull/3855 | Third Party Advisory |
https://github.com/line/armeria/security/advisories/GHSA-8fp4-rp6c-5gcv | Third Party Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: GitHub_M
Published: 2021-12-02T18:00:11
Updated: 2021-12-02T18:00:11
Reserved: 2021-11-16T00:00:00
Link: CVE-2021-43795
JSON object: View
NVD Information
Status : Analyzed
Published: 2021-12-02T18:15:08.267
Modified: 2021-12-06T18:24:45.387
Link: CVE-2021-43795
JSON object: View
Redhat Information
No data.
CWE