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.
Advisories
Source ID Title
EUVD EUVD EUVD-2011-1773 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T22:37:25.770Z

Reserved: 2011-04-19T00:00:00

Link: CVE-2011-1775

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2011-05-26T18:55:02.287

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-1775

cve-icon Redhat

Severity : Moderate

Publid Date: 2011-05-04T00:00:00Z

Links: CVE-2011-1775 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses