CVE-2020-10111

Citrix Gateway 11.1 / 12.0 / 12.1 Cache Bypass

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Citrix Gateway 11.1, 12.0, and 12.1 has an Inconsistent Interpretation of HTTP Requests. NOTE: Citrix disputes the reported behavior as not a security issue. Citrix ADC only caches HTTP/1.1 traffic for performance optimization

** EN DISPUTA ** Citrix Gateway 11.1, 12.0 y 12.1 tiene una interpretación inconsistente de las solicitudes HTTP. NOTA: Citrix cuestiona el comportamiento informado como un problema de seguridad. Citrix ADC solo almacena en caché el tráfico HTTP / 1.1 para la optimización del rendimiento.

Citrix Gateway versions 11.1, 12.0, and 12.1 suffer from a caching bypass vulnerability.

*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

2020-03-05 CVE Reserved
2020-03-06 CVE Published
2023-03-07 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

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

CAPEC

References (3)

URL	Tag	Source
http://packetstormsecurity.com/files/156661/Citrix-Gateway-11.1-12.0-12.1-Cache-Bypass.html	X_refsource_misc

URL	Date	SRC
http://seclists.org/fulldisclosure/2020/Mar/11	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://support.citrix.com/search	2024-05-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Citrix Search vendor "Citrix"		Gateway Firmware Search vendor "Citrix" for product "Gateway Firmware"				11.1 Search vendor "Citrix" for product "Gateway Firmware" and version "11.1"		-		Affected
Citrix Search vendor "Citrix"		Gateway Firmware Search vendor "Citrix" for product "Gateway Firmware"				12.0 Search vendor "Citrix" for product "Gateway Firmware" and version "12.0"		-		Affected
Citrix Search vendor "Citrix"		Gateway Firmware Search vendor "Citrix" for product "Gateway Firmware"				12.1 Search vendor "Citrix" for product "Gateway Firmware" and version "12.1"		-		Affected