| Package | Affected versions | Patched versions |
|---|---|---|
| tigervnc | < 1.11.0 | 1.11.0 |
In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception.
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