7.5
CWE
119
Advisory Published
Updated

CVE-2012-6699: Buffer Overflow

First published: Mon Apr 11 2016(Updated: )

The decode_search function in dhcp.c in dhcpcd 3.x allows remote DHCP servers to cause a denial of service (out-of-bounds read) via a crafted response.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Debian Linux=7.0
dhcpcd=3.1.9
dhcpcd=3.2.0
dhcpcd=3.2.1
dhcpcd=3.2.2
dhcpcd=3.2.3

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Frequently Asked Questions

  • What is the severity of CVE-2012-6699?

    CVE-2012-6699 is classified as a medium severity vulnerability due to its potential to cause a denial of service.

  • How do I fix CVE-2012-6699?

    To fix CVE-2012-6699, you should update to a patched version of dhcpcd that addresses the out-of-bounds read issue.

  • Which versions are affected by CVE-2012-6699?

    CVE-2012-6699 affects dhcpcd versions 3.1.9, 3.2.0, 3.2.1, 3.2.2, and 3.2.3 on Debian 7.0.

  • What systems are vulnerable to CVE-2012-6699?

    Systems running Debian GNU/Linux 7.0 with vulnerable versions of dhcpcd are at risk from CVE-2012-6699.

  • Is there a known exploit for CVE-2012-6699?

    Yes, CVE-2012-6699 can be exploited by remote DHCP servers to cause denial of service through crafted responses.

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