CVE-2023-28436: Non-interactive Tailscale SSH sessions on FreeBSD may use the effective group ID of the tailscaled process

CVE-2023-28436 · Severity: low · CVSS 3 · Published 2024-08-20

Non-interactive Tailscale SSH sessions on FreeBSD may use the effective group ID of the tailscaled process in tailscale.com

Technologies: tailscale.com (Go). Vendors: Go.

Quick answers

Is CVE-2023-28436 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-28436 being exploited in the wild.
How severe is CVE-2023-28436?
Low severity, with a CVSS score of 3, published 20 August 2024.
Which products and versions are affected?
tailscale.com (Go) SEMVER:introduced=1.34.0,fixed=1.38.2.
Is there a fix for CVE-2023-28436?
Yes. tailscale.com (Go): upgrade to 1.38.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2023-28436?
Check whether you run tailscale.com (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • tailscale.com (Go): upgrade to 1.38.2 or later
    go get tailscale.com@v1.38.2

Affected products

  • tailscale.com (Go) SEMVER:introduced=1.34.0,fixed=1.38.2

Identifiers

  • CVE-2023-28436
  • GHSA-vfgq-g5x8-g595
  • GO-2023-1671

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