ntop 3.3.10 Authorization http.c checkHTTPpassword memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in ntop 3.3.10 and classified as problematic. Impacted is the function checkHTTPpassword of the file http.c of the component Authorization. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2009-2732. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability has been found in ntop 3.3.10 and classified as problematic. Affected by this vulnerability is the function checkHTTPpassword of the file http.c of the component Authorization. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. The summary by CVE is:

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.

The weakness was shared 08/21/2009 (Website). The advisory is shared at vupen.com. This vulnerability is known as CVE-2009-2732 since 08/10/2009. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed by Brad Antoniewicz and been published even before and not after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (33176) and Secunia (SA36403†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Brad Antoniewicz
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 12105
OpenVAS Name: ntop HTTP Basic Authentication NULL Pointer Dereference Denial Of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/10/2009 🔍
08/18/2009 +8 days 🔍
08/18/2009 +0 days 🔍
08/19/2009 +1 days 🔍
08/21/2009 +2 days 🔍
08/21/2009 +0 days 🔍
03/18/2015 +2035 days 🔍
12/15/2024 +3560 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Confirmed

CVE: CVE-2009-2732 (🔍)
GCVE (CVE): GCVE-0-2009-2732
GCVE (VulDB): GCVE-100-49549
Secunia: 36403 - ntop Basic Authentication Denial of Service Vulnerability, Less Critical
Vupen: ADV-2009-2317

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/18/2015 15:15
Updated: 12/15/2024 01:19
Changes: 03/18/2015 15:15 (53), 11/21/2018 04:57 (11), 12/15/2024 01:19 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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