ircd-ratbox up to 2.0.9 lp Command cache.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in ircd-ratbox up to 2.0.9. The affected element is an unknown function of the file cache.c of the component lp Command. This manipulation causes null pointer dereference. The identification of this vulnerability is CVE-2010-0300. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ircd-ratbox up to 2.0.9. It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the file cache.c of the component lp Command. 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. The summary by CVE is:

cache.c in ircd-ratbox before 2.2.9 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a HELP command.

The weakness was shared 02/04/2010 with Debian (Website). It is possible to read the advisory at debian.org. This vulnerability is known as CVE-2010-0300. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 44844 (Debian DSA-1980-1 : ircd-hybrid/ircd-ratbox - integer underflow/denial of service), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175059 (Debian Security Update for Ircd-hybrid/ircd-ratbox (DSA-1980)).

Upgrading to version 2.0.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (44844), SecurityFocus (BID 37979†) and Vulnerability Center (SBV-24754†). The entry VDB-51738 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44844
Nessus Name: Debian DSA-1980-1 : ircd-hybrid/ircd-ratbox - integer underflow/denial of service
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 66773
OpenVAS Name: Debian Security Advisory DSA 1980-1 (ircd-hybrid/ircd-ratbox)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ircd-ratbox 2.0.10

Timelineinfo

01/12/2010 🔍
01/27/2010 +15 days 🔍
01/27/2010 +0 days 🔍
02/03/2010 +7 days 🔍
02/04/2010 +1 days 🔍
02/04/2010 +0 days 🔍
03/18/2015 +1868 days 🔍
04/30/2026 +4060 days 🔍

Sourcesinfo

Advisory: debian.org
Organization: Debian
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-0300 (🔍)
GCVE (CVE): GCVE-0-2010-0300
GCVE (VulDB): GCVE-100-51739

OVAL: 🔍

SecurityFocus: 37979 - ircd-ratbox 'HELP' Command Denial Of Service Vulnerability
Vulnerability Center: 24754 - Ircd \x27ircd-ratbox\x27 Daemon Remote DoS Vulnerability via \x27HELP\x27 Command, Medium

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 04/30/2026 00:47
Changes: 03/18/2015 15:15 (58), 02/20/2017 10:23 (10), 09/01/2021 04:03 (4), 09/01/2021 04:11 (1), 02/10/2025 00:56 (18), 04/30/2026 00:47 (1)
Complete: 🔍
Cache ID: 216::103

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