CVE-2012-5854: Buffer Overflow

Published Nov 19, 2012
·
Updated

Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service (crash or hang) and possibly execute arbitrary code via crafted IRC colors that are not properly decoded.

Affected Software

4 affected components
Flashtux Weechat=0.3.6
Flashtux Weechat=0.3.7
Flashtux Weechat=0.3.8
Flashtux Weechat=0.3.9

Event History

Nov 19, 2012
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2012-5854?

CVE-2012-5854 has a severity rating that indicates it allows for denial of service and potentially arbitrary code execution.

2

How do I fix CVE-2012-5854?

To fix CVE-2012-5854, upgrade WeeChat to the latest version that is not affected, specifically version 0.3.10 or higher.

3

What systems are affected by CVE-2012-5854?

CVE-2012-5854 affects WeeChat versions 0.3.6 through 0.3.9.

4

What type of attack does CVE-2012-5854 enable?

CVE-2012-5854 enables attacks that can result in application crashes or hangs and may allow remote code execution.

5

Is there a workaround for CVE-2012-5854?

While upgrading is the best solution, limiting the use of crafted IRC colors may serve as a temporary workaround for CVE-2012-5854.

Contact

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