CVE-2022-39197

Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

An XSS (Cross Site Scripting) vulnerability was found in HelpSystems Cobalt Strike through 4.7 that allowed a remote attacker to execute HTML on the Cobalt Strike teamserver. To exploit the vulnerability, one must first inspect a Cobalt Strike payload, and then modify the username field in the payload (or create a new payload with the extracted information and then modify that username field to be malformed).

Se encontró una vulnerabilidad de tipo XSS (Cross Site Scripting) en HelpSystems Cobalt Strike versiones hasta 4.7 que permitía a un atacante remoto ejecutar HTML en el servidor de equipos de Cobalt Strike. Para explotar la vulnerabilidad, uno debe primero inspeccionar una carga útil de Cobalt Strike y, a continuación, modificar el campo username en la carga útil (o crear una nueva carga útil con la información extraída y, a continuación, modificar ese campo username para que esté malformado)

Fortra Cobalt Strike contains a cross-site scripting (XSS) vulnerability in Teamserver that would allow an attacker to set a malformed username in the Beacon configuration, allowing them to execute code remotely.

*Credits: N/A

CVSS Scores

NISTv3.1 6.1

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-09-02 CVE Reserved
2022-09-21 First Exploit
2022-09-22 CVE Published
2023-03-30 Exploited in Wild
2023-04-20 KEV Due Date
2024-04-14 EPSS Updated
2024-08-03 CVE Updated

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (10)

URL	Tag	Source

URL	Date	SRC
https://github.com/its-arun/CVE-2022-39197	2022-10-25
https://github.com/burpheart/CVE-2022-39197-patch	2022-09-26
https://github.com/xzajyjs/CVE-2022-39197-POC	2022-09-30
https://github.com/TheCryingGame/CVE-2022-39197-RCE	2022-10-22
https://github.com/4nth0ny1130/CVE-2022-39197-fix_patch	2022-10-09
https://github.com/safe3s/CVE-2022-39197	2022-09-21
https://github.com/adeljck/CVE-2022-39197	2022-11-24
https://github.com/purple-WL/Cobaltstrike-RCE-CVE-2022-39197	2022-09-24

URL	Date	SRC

URL	Date	SRC
https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1	2022-09-22
https://www.cobaltstrike.com/blog/tag/release	2022-09-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Helpsystems Search vendor "Helpsystems"		Cobalt Strike Search vendor "Helpsystems" for product "Cobalt Strike"				<= 4.7 Search vendor "Helpsystems" for product "Cobalt Strike" and version " <= 4.7"		-		Affected