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Description:
A vulnerability identified in the Tailscale Windows client allows a malicious website to reconfigure the Tailscale daemon tailscaled, which can then be used to remotely execute code. In the Tailscale Windows client, the local API was bound to a local TCP socket, and communicated with the Windows client GUI in cleartext with no Host header verification. This allowed an attacker-controlled website visited by the node to rebind DNS to an attacker-controlled DNS server, and then make local API requests in the client, including changing the coordination server to an attacker-controlled coordination server. An attacker-controlled coordination server can send malicious URL responses to the client, including pushing executables or installing an SMB share. These allow the attacker to remotely execute code on the node.
All Windows clients prior to version v.1.32.3 are affected. If you are running Tailscale on Windows, upgrade to v1.32.3 or later to remediate the issue.
See doc/triage.md for instructions on how to triage this report.
modules:
- module: github.com/tailscale/tailscale
packages:
- package: tailscale
description: "A vulnerability identified in the Tailscale Windows client allows a
malicious website to reconfigure the Tailscale daemon `tailscaled`, which can
then be used to remotely execute code. In the Tailscale Windows client, the local
API was bound to a local TCP socket, and communicated with the Windows client
GUI in cleartext with no Host header verification. This allowed an attacker-controlled
website visited by the node to rebind DNS to an attacker-controlled DNS server,
and then make local API requests in the client, including changing the coordination
server to an attacker-controlled coordination server. An attacker-controlled coordination
server can send malicious URL responses to the client, including pushing executables
or installing an SMB share. These allow the attacker to remotely execute code
on the node. \n\nAll Windows clients prior to version v.1.32.3 are affected. If
you are running Tailscale on Windows, upgrade to v1.32.3 or later to remediate
the issue.\n"
cves:
- CVE-2022-41924
references:
- web: https://github.com/tailscale/tailscale/security/advisories/GHSA-vqp6-rc3h-83cp
- web: https://emily.id.au/tailscale
- web: https://tailscale.com/security-bulletins/#ts-2022-004
The text was updated successfully, but these errors were encountered:
julieqiu
changed the title
x/vulndb: potential Go vuln in github.com/tailscale/tailscale: CVE-2022-41924
x/vulndb: potential Go vuln in tailscale.com/cmd: CVE-2022-41924
Nov 29, 2022
CVE-2022-41924 references github.com/tailscale/tailscale, which may be a Go module.
Description:
A vulnerability identified in the Tailscale Windows client allows a malicious website to reconfigure the Tailscale daemon
tailscaled
, which can then be used to remotely execute code. In the Tailscale Windows client, the local API was bound to a local TCP socket, and communicated with the Windows client GUI in cleartext with no Host header verification. This allowed an attacker-controlled website visited by the node to rebind DNS to an attacker-controlled DNS server, and then make local API requests in the client, including changing the coordination server to an attacker-controlled coordination server. An attacker-controlled coordination server can send malicious URL responses to the client, including pushing executables or installing an SMB share. These allow the attacker to remotely execute code on the node.All Windows clients prior to version v.1.32.3 are affected. If you are running Tailscale on Windows, upgrade to v1.32.3 or later to remediate the issue.
References:
See doc/triage.md for instructions on how to triage this report.
The text was updated successfully, but these errors were encountered: