CVEvulnerability
CVE-2026-116744
6.9 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-10-26
- Last modified
- 2026-10-26
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 6.9 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-125
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.
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://github.com/ntop/nDPI github.com
- https://github.com/ntop/nDPI/blob/6.0/src/lib/protocols/softether.c#L203 github.com
- https://github.com/ntop/nDPI/commit/ca9d819151606377ac53305583fe819748c69be2 github.com
- https://github.com/ntop/nDPI/issues/3291 github.com
- https://github.com/ntop/nDPI/pull/3298 github.com
- https://hackmd.io/@haindpwn/ndpi-softether-host-fqdn-strncmp-oob-read hackmd.io
- https://www.vulncheck.com/advisories/ntop-ndpi-through-6.0-out-of-bounds-read-in-softether-dissector www.vulncheck.com