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TightVNC ClientConnection Multiple Integer Overflow Vulnerabilities (Linux)
Information
Severity
Severity
Critical
Family
Family
Buffer overflow
CVSSv2 Base
CVSSv2 Base
10.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
13 years ago
Modified
Modified
3 years ago
Summary
This host is running TightVNC and is prone to Multiple Integer Overflow Vulnerability.
Insight
Insight
Multiple Integer Overflow due to signedness errors within the functions ClientConnection::CheckBufferSize and ClientConnection::CheckFileZipBufferSize in ClientConnection.cpp file fails to validate user input.
Affected Software
Affected Software
TightVNC version 1.3.9 and prior on Linux.
Solution
Solution
Upgrade to the latest version 1.3.10.