Vulnerability 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.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ntop | Ndpi | <= 3.2 |
Related Weaknesses (CWE)
References
- https://github.com/ntop/nDPI/commit/3bbb0cd3296023f6f922c71d21a1c374d2b0a435PatchThird Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-051_052-ntop-ndpiExploitThird Party Advisory
- https://github.com/ntop/nDPI/commit/3bbb0cd3296023f6f922c71d21a1c374d2b0a435PatchThird Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-051_052-ntop-ndpiExploitThird Party Advisory
FAQ
What is CVE-2020-11940?
CVE-2020-11940 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 mo...
How severe is CVE-2020-11940?
CVE-2020-11940 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-11940?
Check the references section above for vendor advisories and patch information. Affected products include: Ntop Ndpi.