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CVE-2009-2732

MediumPublished

The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and...

Published: Aug 20, 2009
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Aug 18, 2009

Primary CVSS

5.0/ 10Medium

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS probability estimate

7.3%

Low · next 30 days

Percentile: 94.2%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an Authorization HTTP header that lacks a : (colon) character in the base64-decoded string.

Sources

ntop 3.3.10 - HTTP Basic Authentication Null Pointer Dereference Denial of ServiceExploit
Brad Antoniewicz · linux · Aug 18, 2009

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