CVE-2020-27534: Path Traversal in Moby builder

CVE-2020-27534 · Severity: low · CVSS 3.1 · Published 2024-01-31

Path Traversal in Moby builder

Technologies: github.com/docker/docker (Go), github.com/moby/moby (Go). Vendors: Go.

Quick answers

Is CVE-2020-27534 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2020-27534 being exploited in the wild.
How severe is CVE-2020-27534?
Low severity, with a CVSS score of 3.1, published 31 January 2024.
Which products and versions are affected?
github.com/docker/docker (Go) ECOSYSTEM:introduced=0,fixed=19.03.9; github.com/moby/moby (Go) ECOSYSTEM:introduced=0,fixed=19.03.9.
Is there a fix for CVE-2020-27534?
Yes. github.com/docker/docker (Go): upgrade to 19.03.9 or later; github.com/moby/moby (Go): upgrade to 19.03.9 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2020-27534?
Check whether you run github.com/docker/docker (Go) or github.com/moby/moby (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

  • github.com/docker/docker (Go): upgrade to 19.03.9 or later
    go get github.com/docker/docker@v19.03.9
  • github.com/moby/moby (Go): upgrade to 19.03.9 or later
    go get github.com/moby/moby@v19.03.9

Affected products

  • github.com/docker/docker (Go) ECOSYSTEM:introduced=0,fixed=19.03.9
  • github.com/moby/moby (Go) ECOSYSTEM:introduced=0,fixed=19.03.9

Identifiers

  • CVE-2020-27534
  • GHSA-6hwg-w5jg-9c6x

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