CVE-2021-36798

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...

CVE-2021-36798

CVE-2021-36798 affects HelpSystems Cobalt Strike Team Server (versions 4.2 and 4.3). The DoS arises when a beacon registers with the C2/Team Server, enabling a remote attacker to crash the C2 server thread and disrupt beacon communications. Publicly available exploit/ PoC details exist (e.g., a G...

PT-2021-21365

Name of the Vulnerable Software and Affected Versions HelpSystems Cobalt Strike versions 4.2 through 4.3 Description A Denial-of-Service DoS issue was discovered in Team Server. It allows remote attackers to crash the C2 server thread and block beacons' communication with it. Recommendations For...

HelpSystems Cobalt Strike security vulnerability

HelpSystems HelpSystems Cobalt Strike is a penetration testing software from HelpSystems USA. A security vulnerability in Team Server for HelpSystems Cobalt Strike 4.2 and 4.3 allows remote attackers to crash a C2 server thread and prevent beacons from communicating with it...

CVE-2021-36798: Allocation of Resources Without Limits or Throttling

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...

Buffer overflow

A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation...

CVE-2018-20764

A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation...

CVE-2018-20764

A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation...

CVE-2018-20764

A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation...

CVE-2018-20764

The CVE-2018-20764 entry concerns a buffer overflow in HelpSystems tcpcrypt for Linux, used with BoKS encrypted telnet (BoKS 6.7.1). The underlying issue is a buffer overflow in tcpcrypt, which is setuid, enabling privilege escalation if exploited. The available documents identify the affected co...

CVE-2018-20764: Undefined Security Weakness

A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation...

PT-2019-10208

Name of the Vulnerable Software and Affected Versions: HelpSystems tcpcrypt version 6.7.1 and earlier Description: A buffer overflow issue exists in HelpSystems tcpcrypt on Linux, which is utilized for BoKS encrypted telnet. This issue can lead to privilege escalation due to tcpcrypt being setuid...