OpenResty ngx_http_lua_module Vulnerability in API URI Handling
CVE-2020-36309

5.3MEDIUM

Key Information:

Vendor

Openresty

Status
Lua-nginx-module
Vendor
CVE Published:
6 April 2021

What is CVE-2020-36309?

The ngx_http_lua_module, a component of OpenResty, is subject to a vulnerability where it does not properly validate input. Specifically, before version 0.10.16, the module allows for unsafe characters in arguments used to alter a URI or headers in HTTP requests and responses. This can lead to various security issues, including potential injection attacks, as the module fails to sanitize the input properly.

References

https://github.com/openresty/lua-nginx-module/compare/v0....
x_refsource_MISC
https://github.com/openresty/lua-nginx-module/pull/1654
x_refsource_MISC
https://news.ycombinator.com/item?id=26712562
x_refsource_MISC

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.