What’s Vulnerable › Vulnerabilities

CVE-2020-11940

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-04-23 · updated 2026-06-17
• Weakness: CWE-125

Description

In nDPI through 3.2 Stable, an out-of-bounds read in concat_hash_string in ssh.c can be exploited by a network-positioned attacker that can send malformed SSH protocol messages on a network segment monitored by nDPI's library.

Affected products

• ntop nDPI: through 3.2

References

• https://github.com/ntop/nDPI/commit/3bbb0cd3296023f6f922c71d21a1c374d2b0a435
• https://securitylab.github.com/advisories/GHSL-2020-051_052-ntop-ndpi
• https://github.com/ntop/nDPI/commit/3bbb0cd3296023f6f922c71d21a1c374d2b0a435
• https://securitylab.github.com/advisories/GHSL-2020-051_052-ntop-ndpi

Get alerted when CVE-2020-11940 or the next vulnerability affects your stack