CVE-2022-42948

9.8 CRITICAL CISA KEV - Actively Exploited

Published: March 24, 2023 Modified: November 03, 2025

Description

Cobalt Strike 4.7.1 fails to properly escape HTML tags when they are displayed on Swing components. By injecting crafted HTML code, it is possible to remotely execute code in the Cobalt Strike UI.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://thesecmaster.com/how-to-fix-cve-2022-42948-a-critical-rce-vulnerability-in-cobalt-strike/

Source: cve@mitre.org

Technical Description Third Party Advisory

https://www.cobaltstrike.com/blog/

Source: cve@mitre.org

Vendor Advisory

https://www.redpacketsecurity.com/helpsystems-cobalt-strike-code-execution-cve-2022-42948/

Source: cve@mitre.org

Third Party Advisory

https://thesecmaster.com/how-to-fix-cve-2022-42948-a-critical-rce-vulnerability-in-cobalt-strike/

Source: af854a3a-2127-422b-91ae-364da2661108

Technical Description Third Party Advisory

https://www.cobaltstrike.com/blog/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.redpacketsecurity.com/helpsystems-cobalt-strike-code-execution-cve-2022-42948/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42948

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

7 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.8 / 10.0

EPSS (Exploit Probability)

19.5%

95th percentile

Exploitation Status

Actively Exploited

Remediation due: 2023-04-20

Weaknesses (CWE)

CWE-116 CWE-116

Affected Vendors

helpsystems

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