CVE-2006-6811: Buffer Overflow

Published Dec 29, 2006
·
Updated

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.

Affected Software

4 affected components
KDE Ksirc=1.3.12
Canonical Ubuntu Linux=5.10
Canonical Ubuntu Linux=6.06
Canonical Ubuntu Linux=6.10

Event History

Dec 29, 2006
CVE Published
11:28 AM
Data Sourced
via NVD·11:28 AM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2006-6811?

CVE-2006-6811 is classified as a high severity vulnerability due to its potential to cause a denial of service.

2

How do I fix CVE-2006-6811?

To fix CVE-2006-6811, you should update to a newer version of KsIRC or implement rate limiting on PRIVMSG commands.

3

Who is affected by CVE-2006-6811?

CVE-2006-6811 affects users of KsIRC version 1.3.12 and certain versions of Ubuntu Linux.

4

What type of attack does CVE-2006-6811 enable?

CVE-2006-6811 enables remote attackers to perform denial of service attacks by exploiting a long PRIVMSG string.

5

Is CVE-2006-6811 a buffer overflow vulnerability?

CVE-2006-6811 was initially reported as a buffer overflow but is primarily an assertion failure leading to NULL pointer dereference.

Contact

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