Radscan Network Audio System up to 1.x readrequestfromclient null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Radscan Network Audio System up to 1.x. Impacted is the function readrequestfromclient. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2007-1547. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Radscan Network Audio System up to 1.x. This vulnerability affects the function readrequestfromclient. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

The ReadRequestFromClient function in server/os/io.c in Network Audio System (NAS) before 1.8a SVN 237 allows remote attackers to cause a denial of service (crash) via multiple simultaneous connections, which triggers a NULL pointer dereference.

The bug was discovered 03/18/2007. The weakness was disclosed 03/20/2007 by Luigi Auriemma (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2007-1547 since 03/20/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 24921 (Debian DSA-1273-1 : nas - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading to version 1.8a eliminates this vulnerability. A possible mitigation has been published 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (33059), Tenable (24921), SecurityFocus (BID 23017†), OSVDB (34262†) and Secunia (SA24527†). The entries VDB-35721, VDB-35720, VDB-35719 and VDB-35718 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 24921
Nessus Name: Debian DSA-1273-1 : nas - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 58325
OpenVAS Name: Debian Security Advisory DSA 1273-1 (nas)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Network Audio System 1.8a

Timelineinfo

03/18/2007 🔍
03/19/2007 +1 days 🔍
03/19/2007 +0 days 🔍
03/20/2007 +1 days 🔍
03/20/2007 +0 days 🔍
03/20/2007 +0 days 🔍
03/20/2007 +0 days 🔍
03/27/2007 +7 days 🔍
03/28/2007 +1 days 🔍
04/01/2007 +4 days 🔍
04/05/2007 +4 days 🔍
03/13/2015 +2899 days 🔍
07/17/2019 +1587 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Luigi Auriemma
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-1547 (🔍)
GCVE (CVE): GCVE-0-2007-1547
GCVE (VulDB): GCVE-100-35722
X-Force: 33059
SecurityFocus: 23017 - Network Audio System Local Privilege Escalation and Denial of Service Vulnerabilities
Secunia: 24527 - Network Audio System Multiple Vulnerabilities, Less Critical
OSVDB: 34262 - CVE-2007-1547 - Radscan - Network Audio System - Denial-of-Service Issue
SecurityTracker: 1017822
Vulnerability Center: 14727 - Network Audio System Remote DoS via Multiple Simultaneous Connections, Medium
Vupen: ADV-2007-0997

See also: 🔍

Entryinfo

Created: 03/13/2015 12:16
Updated: 07/17/2019 09:32
Changes: 03/13/2015 12:16 (85), 07/17/2019 09:32 (4)
Complete: 🔍
Cache ID: 216:346:103

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