CWE
120 119
Advisory Published
Updated

CVE-2020-18976: Buffer Overflow

First published: Wed Aug 25 2021(Updated: )

Buffer Overflow in Tcpreplay v4.3.2 allows attackers to cause a Denial of Service via the 'do_checksum' function in 'checksum.c'. It can be triggered by sending a crafted pcap file to the 'tcpreplay-edit' binary. This issue is different than CVE-2019-8381.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Broadcom Tcpreplay=4.3.2

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Frequently Asked Questions

  • What is the severity of CVE-2020-18976?

    The severity of CVE-2020-18976 is medium with a severity value of 5.5.

  • How does CVE-2020-18976 impact Tcpreplay?

    CVE-2020-18976 allows attackers to cause a Denial of Service in Tcpreplay v4.3.2.

  • How can CVE-2020-18976 be triggered?

    CVE-2020-18976 can be triggered by sending a crafted pcap file to the 'tcpreplay-edit' binary.

  • Is CVE-2020-18976 different from CVE-2019-8381?

    Yes, CVE-2020-18976 is different from CVE-2019-8381.

  • Where can I find more information about CVE-2020-18976?

    More information about CVE-2020-18976 can be found at https://github.com/appneta/tcpreplay/issues/556.

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