CVE-2020-15473 : In nDPI through 3.2, the OpenVPN dissector is vulnerable to a heap-based buffer

In nDPI through 3.2, the OpenVPN dissector is vulnerable to a heap-based buffer over-read in ndpi_search_openvpn in lib/protocols/openvpn.c.

Published 2020-07-01 11:15:11

Updated 2020-07-06 19:23:27

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-15473

Ntop » Ndpi
Versions up to, including, (<=) 3.2
cpe:2.3:a:ntop:ndpi:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.43%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 60 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.4	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:P	10.0	4.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
9.1	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	3.9	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://github.com/ntop/nDPI/commit/8e7b1ea7a136cc4e4aa9880072ec2d69900a825e

Fix for potential heap-buffer-overflow in ndpi_search_openvpn · ntop/nDPI@8e7b1ea · GitHub
Patch;Third Party Advisory

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