Description
A remote unauthorized attacker with network access via port 4307/TCP to the TrueConf server versions 5.3.X to 5.3.9, 5.4.X to 5.4.9, 5.5.X to 5.5.5, and earlier could use a specially crafted script to break out of the isolated environment and execute arbitrary code on the host system.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
High
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
High
Integrity (Vulnerable System)
High
Availability (Vulnerable System)
High
Confidentiality (Subsequent System)
High
Integrity (Subsequent System)
High
Availability (Subsequent System)
High
CVSS 3.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected products
- TrueConf / TrueConf Server5.3
- TrueConf / TrueConf Server5.3 – 5.3.9
- TrueConf / TrueConf Server5.4 – 5.4.9
- TrueConf / TrueConf Server5.5 – 5.5.5
- TrueConf / TrueConf Server5.3.9.10013
- TrueConf / TrueConf Server5.3.9.10015
Updated 17m ago · 8 sources