CVE-2006-5873: Buffer Overflow
First published: Tue Dec 12 2006(Updated: )
Buffer overflow in the cluster_process_heartbeat function in cluster.c in layer 2 tunneling protocol network server (l2tpns) before 2.1.21 allows remote attackers to cause a denial of service via a large heartbeat packet.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libp2p | =2.0.13 | |
| Libp2p | =2.1 | |
| Libp2p | =1.1 | |
| Debian Linux | =3.1 | |
| =1.1 | ||
| =2.0.13 | ||
| =2.1 | ||
| =3.1 |
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Reference Links
- http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53&r2=1.54
- http://sourceforge.net/project/shownotes.php?group_id=97282&release_id=468202
- http://www.debian.org/security/2006/dsa-1230
- http://www.securityfocus.com/bid/21443
- http://secunia.com/advisories/23230
- http://secunia.com/advisories/23333
- http://www.vupen.com/english/advisories/2006/4860
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30732
Frequently Asked Questions
What is the severity of CVE-2006-5873?
CVE-2006-5873 has a high severity rating due to its potential to cause denial of service through buffer overflow.
How do I fix CVE-2006-5873?
To fix CVE-2006-5873, upgrade to l2tpns version 2.1.21 or later, which addresses the buffer overflow vulnerability.
What systems are affected by CVE-2006-5873?
CVE-2006-5873 affects versions of l2tpns prior to 2.1.21, as well as Debian systems running version 3.1.
What kind of attack can CVE-2006-5873 lead to?
CVE-2006-5873 can lead to remote denial of service attacks through the exploitation of large heartbeat packets.
Who can exploit CVE-2006-5873?
Remote attackers with the ability to send large heartbeat packets can exploit CVE-2006-5873.
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