Description
The CSecurityTLS::processMsg function in common/rfb/CSecurityTLS.cxx in the vncviewer component in TigerVNC 1.1beta1 does not properly verify the server's X.509 certificate, which allows man-in-the-middle attackers to spoof a TLS VNC server via an arbitrary certificate.
CVSS Metrics
- Vector
- AV:N/AC:M/Au:N/C:P/I:P/A:N
- Access Vector
- network
- Access Cmplx
- medium
- Auth
- none
- Confidentiality
- partial
- Integrity
- partial
- Availability
- none
- Weaknesses
- CWE-20
Metadata
- Primary Vendor
- TIGERVNC
- Published
- 5/26/2011
- Last Modified
- 4/11/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
tigervnc : tigervnc
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