CVE-2012-5645
First published: Wed Dec 19 2012(Updated: )
A denial of service flaw was found in the way the server component of Freeciv before 2.3.4 processed certain packets. A remote attacker could send a specially-crafted packet that, when processed would lead to memory exhaustion or excessive CPU consumption.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/freeciv | 2.6.3-1 3.0.6-1 3.1.2+ds-2 | |
| Freeciv Freeciv | <2.3.4 | |
| Fedora | =16 | |
| Fedora | =17 | |
| Fedora | =18 |
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Reference Links
- http://aluigi.altervista.org/adv/freecivet-adv.txt
- http://gna.org/bugs/?20003
- http://svn.gna.org/viewcvs/freeciv?view=revision&revision=21670
- http://svn.gna.org/viewcvs/freeciv?view=revision&revision=21672
- http://svn.gna.org/viewcvs/freeciv?view=revision&revision=21701
- http://svn.gna.org/viewcvs/freeciv?view=revision&revision=21703
- https://security-tracker.debian.org/tracker/CVE-2012-6083
- http://www.openwall.com/lists/oss-security/2012/12/31/2
- https://security-tracker.debian.org/tracker/CVE-2012-5645
- http://prsc.debian.net/tracker/696306/
- http://deb.li/prsc
- http://people.debian.org/~jmw
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=696306
- http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095378.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095381.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-January/096391.html
- http://www.openwall.com/lists/oss-security/2012/12/18/5
- http://www.openwall.com/lists/oss-security/2012/12/22/4
- http://www.openwall.com/lists/oss-security/2012/12/30/11
- http://www.openwall.com/lists/oss-security/2012/12/30/8
- http://www.securityfocus.com/bid/41352
- https://access.redhat.com/security/cve/cve-2012-5645
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5645
Frequently Asked Questions
What is the severity of CVE-2012-5645?
CVE-2012-5645 is classified as a denial of service vulnerability that can cause memory exhaustion or excessive CPU consumption.
How do I fix CVE-2012-5645?
To fix CVE-2012-5645, upgrade Freeciv to version 2.3.4 or later, or install the patched versions available in Debian.
Which versions of Freeciv are affected by CVE-2012-5645?
Freeciv versions prior to 2.3.4 are affected by CVE-2012-5645.
Can CVE-2012-5645 be exploited remotely?
Yes, CVE-2012-5645 can be exploited remotely by sending specially-crafted packets to the server component of Freeciv.
What are the potential impacts of CVE-2012-5645 on a system?
The potential impacts of CVE-2012-5645 include system downtime and performance degradation due to memory exhaustion and CPU overload.
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- version/fedora/17
- version/fedora/18