CVE-2022-39197

Known Exploited

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).

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 10.25% Top 10%
KEV Since 
Vendor Advisory cobaltstrike.com Vendor Advisory cobaltstrike.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.cobaltstrike.com/blog/tag/release/ release notes vendor advisory
https://www.cobaltstrike.com/blog/out-of-band-update-cobalt-strike-4-7-1/ mitigation vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-39197?
CVE-2022-39197 has been scored as a medium severity vulnerability.
How to fix CVE-2022-39197?
To fix CVE-2022-39197, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-39197 being actively exploited in the wild?
It is confirmed that CVE-2022-39197 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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