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CVE details

CVE-2026-116744

ntop nDPI through 6.0 contains an out-of-bounds read vulnerability in dissect_softether_host_fqdn() in softether.c that compares host_name using the consumed byte count instead of data length. Remote attackers can send crafted short UDP datagrams on already-classified SoftEther flows, causing strncmp to read beyond the packet payload buffer.

Score
6.9 medium
Published
2026-10-26
Links
NVD · cve.org · Report wrong data

Matched ports (1)

PortPackageVersionStatusMaintainer
net/ndpindpi6.0.d20260909,1unaddressedmadpilot@FreeBSD.org

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>ndpi</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>ntop nDPI through 6.0 contains an out-of-bounds read vulnerability in
	dissect_softether_host_fqdn() in softether.c that compares host_name
	using the consumed byte count instead of data length. Remote attackers
	can send crafted short UDP datagrams on already-classified SoftEther
	flows, causing strncmp to read beyond the packet payload buffer.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2026-116744</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2026-116744</url>
    </references>
    <dates>
      <discovery>2026-10-26</discovery>
      <entry>2026-10-27</entry>
    </dates>
  </vuln>