CVE-2020-36309
MEDIUMCVSS 5.3/10EPSS 1.31%
Last modified
CVE-2020-36309 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. ngx_http_lua_module (aka lua-nginx-module) before 0.10.16 in OpenResty allows unsafe characters in an argument when using the API to mutate a URI, or a request or response header.. EPSS estimates a 1.31% chance of exploitation in the next 30 days.
Description
ngx_http_lua_module (aka lua-nginx-module) before 0.10.16 in OpenResty allows unsafe characters in an argument when using the API to mutate a URI, or a request or response header.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openresty | Lua-Nginx-Module | < 0.10.16 |
References
- https://github.com/openresty/lua-nginx-module/compare/v0.10.15...v0.10.16Patch, Third Party Advisory
- https://github.com/openresty/lua-nginx-module/pull/1654Patch, Third Party Advisory
- https://news.ycombinator.com/item?id=26712562Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210507-0005/Third Party Advisory
- https://github.com/openresty/lua-nginx-module/compare/v0.10.15...v0.10.16Patch, Third Party Advisory
- https://github.com/openresty/lua-nginx-module/pull/1654Patch, Third Party Advisory
- https://news.ycombinator.com/item?id=26712562Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210507-0005/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36309?
ngx_http_lua_module (aka lua-nginx-module) before 0.10.16 in OpenResty allows unsafe characters in an argument when using the API to mutate a URI, or a request or response header.
How severe is CVE-2020-36309?
CVE-2020-36309 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.31% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36309?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-36309?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST