CWE
119
Advisory Published
Updated

CVE-2016-7993: Buffer Overflow

First published: Sat Jan 28 2017(Updated: )

A bug in util-print.c:relts_print() in tcpdump before 4.9.0 could cause a buffer overflow in multiple protocol parsers (DNS, DVMRP, HSRP, IGMP, lightweight resolver protocol, PIM).

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Tcpdump<=4.8.1

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Frequently Asked Questions

  • What is the severity of CVE-2016-7993?

    CVE-2016-7993 is classified as a critical vulnerability due to its potential for causing buffer overflow attacks.

  • How do I fix CVE-2016-7993?

    To fix CVE-2016-7993, you should upgrade tcpdump to version 4.9.0 or later.

  • What versions of tcpdump are affected by CVE-2016-7993?

    Versions of tcpdump prior to 4.9.0, specifically up to and including 4.8.1, are affected by CVE-2016-7993.

  • What type of issues can CVE-2016-7993 cause?

    CVE-2016-7993 can lead to buffer overflows in multiple protocol parsers, which may allow for arbitrary code execution.

  • Is CVE-2016-7993 a known exploit?

    Yes, there are known exploits associated with CVE-2016-7993 that leverage the buffer overflow vulnerability.

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