dircproxy 1.2.0 irc_server.c input validation

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

Summaryinfo

A vulnerability classified as problematic has been found in dircproxy 1.2.0. This issue affects some unknown processing of the file irc_server.c. Performing a manipulation results in input validation. This vulnerability is reported as CVE-2007-5226. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in dircproxy 1.2.0 (Firewall Software). This affects some unknown processing of the file irc_server.c. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. The summary by CVE is:

irc_server.c in dircproxy 1.2.0 and earlier allows remote attackers to cause a denial of service (segmentation fault) via an ACTION command without a parameter, which triggers a NULL pointer dereference, as demonstrated using a blank /me message from irssi.

The bug was discovered 10/04/2007. The weakness was disclosed 10/05/2007 as Bug 319301 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2007-5226 since 10/05/2007. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 27622 (FreeBSD : dircproxy -- remote denial of service (a1ef3fc0-8ad0-11dc-9490-0016179b2dd5)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (37039), Tenable (27622), OSVDB (45518†) and Vulnerability Center (SBV-16772†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

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: Input validation
CWE: CWE-20
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: 27622
Nessus Name: FreeBSD : dircproxy -- remote denial of service (a1ef3fc0-8ad0-11dc-9490-0016179b2dd5)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 58773
OpenVAS Name: FreeBSD Ports: dirproxy
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

10/04/2007 🔍
10/04/2007 +0 days 🔍
10/05/2007 +1 days 🔍
10/05/2007 +0 days 🔍
10/05/2007 +0 days 🔍
11/04/2007 +30 days 🔍
11/05/2007 +1 days 🔍
11/13/2007 +8 days 🔍
03/16/2015 +2680 days 🔍
07/30/2019 +1597 days 🔍

Sourcesinfo

Advisory: Bug 319301
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-5226 (🔍)
GCVE (CVE): GCVE-0-2007-5226
GCVE (VulDB): GCVE-100-39087
X-Force: 37039
OSVDB: 45518 - CVE-2007-5226 - dircproxy - Denial-Of-Service Issue
Vulnerability Center: 16772 - Dirproxy Irc_server.c Vulnerability Allows Remote Attackers to Cause DoS, Medium

Entryinfo

Created: 03/16/2015 12:18
Updated: 07/30/2019 09:01
Changes: 03/16/2015 12:18 (71), 07/30/2019 09:01 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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