CVE-2026-116744 | BDVDB-2026-396131 Detail
ntopnDPI
Description#
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: network.
Weaknesses#
- CWE-125 Out-of-bounds Read
References#
- https://github.com/ntop/nDPI/pull/3298
- https://github.com/ntop/nDPI/commit/ca9d819151606377ac53305583fe819748c69be2
- https://github.com/ntop/nDPI
- https://github.com/ntop/nDPI/blob/6.0/src/lib/protocols/softether.c#L203
- https://hackmd.io/@haindpwn/ndpi-softether-host-fqdn-strncmp-oob-read
- https://github.com/ntop/nDPI/issues/3291
- https://www.vulncheck.com/advisories/ntop-ndpi-through-6.0-out-of-bounds-read-in-softether-dissector
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.