medium6.1Known exploited
CVE-2022-39197
Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2023-03-30. Federal due date: 2023-04-20.
Apply updates per vendor instructions.
Impact
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).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Helpsystems | Cobalt Strike | before 4.7.1 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/
- https://www.cobaltstrike.com/blog/tag/release/
- https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/
- https://www.cobaltstrike.com/blog/tag/release/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-39197