ntop nDPI 3.4 has a stack-based buffer overflow in processClientServerHello.
https://github.com/ntop/nDPI/commit/1ec621c85b9411cc611652fd57a892cfef478af3
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ndpi/OSV-2021-304.yaml
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30393
Source: Mitre, NVD
Published: 2021-07-01
Updated: 2026-06-17
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00503
