CVE-2009-2732
The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2009-2732- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2009-2732- Updated
- 2026-11-02
EUVDEUVD-2009-2723 No score
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.
- Record
EUVD-2009-2723- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h3h4-v8x5-4h4j No score
The checkHTTPpassword function in http.c in ntop 3.3.10 and earlier allows remote attackers to...
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.
- Record
GHSA-h3h4-v8x5-4h4j- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | ntop 3.3.10 - HTTP Basic Authentication Null Pointer Dereference Denial of Service | 2009-08-18 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-2732 is a medium vulnerability (CVSS 5.0) in Ntop, published August 20, 2009. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.27%, the 94th percentile. No source names a fixed version.