CVE-2023-41378: Calico Typha denial of service vulnerability

CVE-2023-41378 · Severity: low · CVSS 3.1 · Published 2023-11-06

Calico Typha denial of service vulnerability

Technologies: github.com/projectcalico/calico (Go). Vendors: Go.

Quick answers

Is CVE-2023-41378 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-41378 being exploited in the wild.
How severe is CVE-2023-41378?
Low severity, with a CVSS score of 3.1, published 6 November 2023.
Which products and versions are affected?
github.com/projectcalico/calico (Go) SEMVER:introduced=3.26.0,fixed=3.26.3.
Is there a fix for CVE-2023-41378?
Yes. github.com/projectcalico/calico (Go): upgrade to 3.26.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2023-41378?
Check whether you run github.com/projectcalico/calico (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/projectcalico/calico (Go): upgrade to 3.26.3 or later
    go get github.com/projectcalico/calico@v3.26.3

Affected products

  • github.com/projectcalico/calico (Go) SEMVER:introduced=3.26.0,fixed=3.26.3

Identifiers

  • CVE-2023-41378
  • GHSA-5r5h-q934-cccp

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