Helpsystems: >> Cobalt Strike >> 4.3 Security Vulnerabilities
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).
Known exploited
CVSS Score
6.1
EPSS Score
0.103
Published
2022-09-22
CobaltStrike <=4.5 HTTP(S) listener does not determine whether the request URL begins with "/", and attackers can obtain relevant information by specifying the URL.
CVSS Score
7.5
EPSS Score
0.003
Published
2022-02-15
A Denial-of-Service (DoS) vulnerability was discovered in Team Server in HelpSystems Cobalt Strike 4.2 and 4.3. It allows remote attackers to crash the C2 server thread and block beacons' communication with it.
CVSS Score
7.5
EPSS Score
0.277
Published
2021-08-09