Vulnerability in Helpsystems Cobalt_strike
CVE-2022-42948
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.
EPSS: 0.027 (84.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Helpsystems Cobalt_strike — versions 4.7.1
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Technical Description, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2022-42948?
- CVE-2022-42948 is a critical-severity vulnerability in Helpsystems Cobalt_strike, classified under Improper Encoding or Escaping of Output. CVSS score: 9.8/10. Published 2023-03-24.
- How severe is CVE-2022-42948?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-42948 known to be exploited?
- Yes. CVE-2022-42948 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-03-30), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.