CVE-2020-36309
First published: Tue Apr 06 2021(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Openresty Lua-nginx-module | <0.10.16 | |
| ubuntu/nginx | <1.14.0-0ubuntu1.10 | 1.14.0-0ubuntu1.10 |
| ubuntu/nginx | <1.18.0-0ubuntu1.3 | 1.18.0-0ubuntu1.3 |
| ubuntu/nginx | <1.10.3-0ubuntu0.16.04.5+ | 1.10.3-0ubuntu0.16.04.5+ |
| debian/libnginx-mod-http-lua | 1:0.10.23-1 1:0.10.26-2 | |
| debian/nginx | <=1.14.2-2+deb10u4<=1.14.2-2+deb10u5<=1.18.0-6.1+deb11u3 | 1.22.1-9 1.26.0-1 |
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Reference Links
- https://github.com/openresty/lua-nginx-module/compare/v0.10.15...v0.10.16
- https://github.com/openresty/lua-nginx-module/pull/1654
- https://news.ycombinator.com/item?id=26712562
- https://security.netapp.com/advisory/ntap-20210507-0005/
- https://launchpad.net/bugs/cve/CVE-2020-36309
- https://security-tracker.debian.org/tracker/CVE-2020-36309
- https://ubuntu.com/security/notices/USN-5371-1
- https://www.cve.org/CVERecord?id=CVE-2020-36309
- https://nvd.nist.gov/vuln/detail/CVE-2020-36309
- https://github.com/openresty/lua-nginx-module/pull/1654/commits/041d7d1c8539f92062c2a79cf18f550542bccc2e
- https://github.com/openresty/lua-nginx-module/commit/beb5c6ba03b654c3e435e9a7c6a05d44d1550861
- https://ubuntu.com/security/CVE-2020-36309
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-36309.
What is the affected software?
The affected software is OpenResty with nginx versions 1.14.0-0ubuntu1.10, 1.18.0-0ubuntu1.3, and 1.10.3-0ubuntu0.16.04.5+.
What is the fix/remedy for this vulnerability?
The fix/remedy for this vulnerability is to update OpenResty/nginx to versions 1.14.0-0ubuntu1.10, 1.18.0-0ubuntu1.3, or 1.10.3-0ubuntu0.16.04.5+ depending on the affected software version.
Can unsafe characters be used in the URI or request/response headers?
Yes, unsafe characters can be used in the URI, request, or response headers when using the ngx_http_lua_module API.
Where can I find more information about this vulnerability?
You can find more information about this vulnerability at the MITRE CVE website (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36309), the OpenResty lua-nginx-module GitHub pull request (https://github.com/openresty/lua-nginx-module/pull/1654), and the Ubuntu security notices (https://ubuntu.com/security/notices/USN-5371-1).
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