It was discovered that TigerVNC mishandled TLS certificate exceptions. An attacker could use this vulnerability to impersonate any server after a client had added an exception and obtain sensitive information.
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-common" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-common-dbgsym" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-scraping-server" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-scraping-server-dbgsym" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-standalone-server" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-standalone-server-dbgsym" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-viewer" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-viewer-dbgsym" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-xorg-extension" }, { "binary_version": "1.10.1+dfsg-3ubuntu0.1+esm2", "binary_name": "tigervnc-xorg-extension-dbgsym" } ] }