CVE-2021-36082 : ntop nDPI 3.4 has a stack-based buffer overflow in processClientServerHello.

ntop nDPI 3.4 has a stack-based buffer overflow in processClientServerHello.

Published 2021-07-01 03:15:09

Updated 2021-07-08 17:28:45

Source MITRE

View at NVD, CVE.org

Vulnerability category: OverflowMemory Corruption

Products affected by CVE-2021-36082

Ntop » Ndpi » Version: 3.4
cpe:2.3:a:ntop:ndpi:3.4:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.63%

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

~ 79 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:P/A:P	8.6	6.4	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-787 Out-of-bounds Write

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

Assigned by: nvd@nist.gov (Primary)

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30393

30393 - ndpi:fuzz_process_packet: Stack-buffer-overflow in processClientServerHello - oss-fuzz
Exploit;Issue Tracking;Patch;Third Party Advisory
https://github.com/ntop/nDPI/commit/1ec621c85b9411cc611652fd57a892cfef478af3

Added further checks · ntop/nDPI@1ec621c · GitHub
Patch;Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ndpi/OSV-2021-304.yaml

oss-fuzz-vulns/OSV-2021-304.yaml at main · google/oss-fuzz-vulns · GitHub
Third Party Advisory

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