From e5a2d3db1a203106ea4b04d25fd6156e01216cc9 Mon Sep 17 00:00:00 2001 From: Juraj Hilje Date: Thu, 13 Jun 2024 16:09:10 +0200 Subject: [PATCH] feat: update dns-traffic-leak-outside-vpn-tunnel-on-android.md --- .../dns-traffic-leak-outside-vpn-tunnel-on-android.md | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/src/content/en/blog/dns-traffic-leak-outside-vpn-tunnel-on-android.md b/src/content/en/blog/dns-traffic-leak-outside-vpn-tunnel-on-android.md index 18b6b442..51bcdcb7 100644 --- a/src/content/en/blog/dns-traffic-leak-outside-vpn-tunnel-on-android.md +++ b/src/content/en/blog/dns-traffic-leak-outside-vpn-tunnel-on-android.md @@ -9,8 +9,9 @@ categories: tags: - Apps date: 2024-06-13T08:00:00.000Z +thumbnailImage: /images-static/uploads/vpn.png --- -Recently we were made aware of a potential DNS traffic leak outside the VPN tunnel on Android. Even with Android OS "Always-on VPN" and "Block connections without VPN" options enabled, as per the report the plaintext DNS traffic can be observed outside the VPN tunnel. +Recently we were made aware of a potential DNS traffic leak outside the VPN tunnel on Android. Even with Android OS "Always-on VPN" and "Block connections without VPN" options enabled, [as per the report](https://issuetracker.google.com/issues/337961996) the plaintext DNS traffic can be observed outside the VPN tunnel. During our investigation, we were able to confirm the issue when using different VPN apps on Android (including the IVPN app). The issue was reproduced in several different Android versions, including the latest Android 14. @@ -25,9 +26,3 @@ A DNS leak can occur when an app (e.g. Chrome app) calls the `getaddrinfo` funct ### Recommendations DNS leaks can seriously impact user privacy, resulting in potential exposure of browsing history and geolocation, or tracking and profiling. Depending on your threat model, you might consider avoiding using Android in situations where DNS leaks can impact your privacy, until the issue is fixed in a future Android OS version. - -### Resources - -- https://mullvad.net/en/blog/dns-traffic-can-leak-outside-the-vpn-tunnel-on-android -- https://issuetracker.google.com/issues/337961996 -- https://news.ycombinator.com/item?id=40247604