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  5. CVE-2019-13126

CVE-2019-13126: Integer Overflow or Wraparound

May 18, 2021

An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.

References

  • github.com/advisories/GHSA-jp4j-47f9-2vc3
  • github.com/nats-io/nats-server/commit/07ef71ff98f45f8c2711be4aeaf484610d891dda
  • github.com/nats-io/nats-server/commits/master
  • github.com/nats-io/nats-server/pull/1053
  • github.com/nats-io/nats-server/pull/1441
  • nvd.nist.gov/vuln/detail/CVE-2019-13126
  • www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/

Code Behaviors & Features

Detect and mitigate CVE-2019-13126 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 2.0.2

Fixed versions

  • 2.0.2

Solution

Upgrade to version 2.0.2 or above.

Impact 7.5 HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-190: Integer Overflow or Wraparound

Source file

go/github.com/nats-io/nats-server/v2/server/CVE-2019-13126.yml

Spotted a mistake? Edit the file on GitLab.

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