CWE
125
Advisory Published
Updated

CVE-2018-18407

First published: Wed Oct 17 2018(Updated: )

A heap-based buffer over-read was discovered in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1, during the incremental checksum operation. The issue gets triggered in the function csum_replace4() in incremental_checksum.h, causing a denial of service.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Broadcom Tcpreplay=4.3.0-beta1
Fedoraproject Fedora=28
Fedoraproject Fedora=29

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Frequently Asked Questions

  • What is CVE-2018-18407?

    CVE-2018-18407 is a heap-based buffer over-read vulnerability in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1.

  • How does CVE-2018-18407 affect Tcpreplay?

    CVE-2018-18407 causes a denial of service in Tcpreplay 4.3.0 beta1 during the incremental checksum operation.

  • What software versions are affected by CVE-2018-18407?

    CVE-2018-18407 affects Tcpreplay 4.3.0 beta1, Fedora 28, and Fedora 29.

  • What is the severity of CVE-2018-18407?

    CVE-2018-18407 has a severity score of 5.5, which is categorized as medium.

  • How to fix CVE-2018-18407?

    It is recommended to upgrade Tcpreplay to a version that is not affected by CVE-2018-18407.

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