CVE-2021-36798
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductHelpsystems Cobalt Strike
PublishedAug 9, 2021
First seenAug 9, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| helpsystems cobalt_strike | 4.2, 4.3 | — |
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