CVE-2020-11724

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in OpenResty before 1.15.8.4. ngx_http_lua_subrequest.c allows HTTP request smuggling, as demonstrated by the ngx.location.capture API.

Se detectó un problema en OpenResty versiones anteriores a 1.15.8.4. El archivo ngx_http_lua_subrequest.c permite un tráfico no autorizado de peticiones HTTP, como es demostrado por la API ngx.location.capture.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-04-12 CVE Reserved
2020-04-12 CVE Published
2024-08-04 CVE Updated
2024-08-06 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

CAPEC

References (5)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2020/07/msg00014.html	Mailing List
https://security.netapp.com/advisory/ntap-20210129-0002	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://github.com/openresty/lua-nginx-module/commit/9ab38e8ee35fc08a57636b1b6190dca70b0076fa	2021-01-29
https://github.com/openresty/openresty/blob/4e8b4c395f842a078e429c80dd063b2323999957/patches/ngx_http_lua-0.10.15-fix_location_capture_content_length_chunked.patch	2021-01-29

URL	Date	SRC
https://www.debian.org/security/2020/dsa-4750	2021-01-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Openresty Search vendor "Openresty"		Openresty Search vendor "Openresty" for product "Openresty"				< 1.15.8.4 Search vendor "Openresty" for product "Openresty" and version " < 1.15.8.4"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected