CVE-2022-39197
CVSS v3
6.1
MEDIUM
EPSS Score
20.2 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
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).
CISA Known Exploited Vulnerability
- Date Added
- 2023-03-30
- Patch Due Date
- 2023-04-20
- Ransomware Use
- Unknown
Technical details
- Published
- 2022-09-22
Frequently asked questions
What is CVE-2022-39197?
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).
Is CVE-2022-39197 actively exploited?
Yes. CVE-2022-39197 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-04-20.
What is the CVSS score for CVE-2022-39197?
CVE-2022-39197 has a CVSS v3 base score of 6.1 (MEDIUM severity).
Is CVE-2022-39197 affecting your environment?
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