KDE KsIRC 1.3.12 null pointer dereference

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in KDE KsIRC 1.3.12. It has been declared as critical. The impacted element is an unknown function. Executing a manipulation can lead to null pointer dereference. This vulnerability is handled as CVE-2006-6811. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in KDE KsIRC 1.3.12 and classified as critical. This vulnerability affects some unknown processing. 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:

KsIRC 1.3.12 allows remote attackers to cause a denial of service (crash) via a long PRIVMSG string when connecting to an Internet Relay Chat (IRC) server, which causes an assertion failure and results in a NULL pointer dereference. NOTE: this issue was originally reported as a buffer overflow.

The bug was discovered 12/26/2006. The weakness was released 01/09/2007 by Federico L. Bossi Bonin (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2006-6811 since 12/29/2006. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

After before and not just, there has been an exploit disclosed. 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. The vulnerability scanner Nessus provides a plugin with the ID 27997 (Ubuntu 5.10 / 6.06 LTS / 6.10 : kdenetwork vulnerability (USN-409-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 6 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (31134), Exploit-DB (3023), Tenable (27997), SecurityFocus (BID 21790†) and OSVDB (33443†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 27997
Nessus Name: Ubuntu 5.10 / 6.06 LTS / 6.10 : kdenetwork vulnerability (USN-409-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 830254
OpenVAS Name: Zoho ManageEngine Support Center Plus Multiple Fields XSS Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/26/2006 🔍
12/26/2006 +0 days 🔍
12/26/2006 +0 days 🔍
12/27/2006 +1 days 🔍
12/28/2006 +1 days 🔍
12/29/2006 +1 days 🔍
12/29/2006 +0 days 🔍
01/09/2007 +11 days 🔍
01/15/2007 +5 days 🔍
02/12/2007 +28 days 🔍
02/23/2007 +11 days 🔍
11/10/2007 +259 days 🔍
03/12/2015 +2679 days 🔍
08/14/2024 +3443 days 🔍

Sourcesinfo

Vendor: kde.org

Advisory: archives.neohapsis.com
Researcher: Federico L. Bossi Bonin
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-6811 (🔍)
GCVE (CVE): GCVE-0-2006-6811
GCVE (VulDB): GCVE-100-34096
X-Force: 31134
SecurityFocus: 21790 - KSirc IRC Client Remote PRIVMSG Denial of Service Vulnerability
OSVDB: 33443 - KDE KsIRC PRIVMSG String Remote DoS
SecurityTracker: 1017453
Vulnerability Center: 14247 - KDE KsIRC Denial of Service via Long PRIVMSG String, Medium
Vupen: ADV-2006-5199

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

Entryinfo

Created: 03/12/2015 22:21
Updated: 08/14/2024 03:06
Changes: 03/12/2015 22:21 (79), 07/14/2019 15:17 (10), 08/14/2024 03:06 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!