CVE-2006-6870
First published: Sun Dec 31 2006(Updated: )
The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite loop) via a crafted compressed DNS response with a label that points to itself.
Credit: security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Avahi AutoIP Daemon | =0.6.7 | |
| Avahi AutoIP Daemon | =0.6.8 | |
| Avahi AutoIP Daemon | =0.6.9 | |
| Avahi AutoIP Daemon | =0.6.10 | |
| Avahi AutoIP Daemon | =0.6.11 | |
| Avahi AutoIP Daemon | =0.6.12 | |
| Avahi AutoIP Daemon | =0.6.13 | |
| Avahi AutoIP Daemon | =0.6.14 | |
| Avahi AutoIP Daemon | =0.6.15 | |
| Avahi Utilities | =0.6.7 | |
| Avahi Utilities | =0.6.8 | |
| Avahi Utilities | =0.6.9 | |
| Avahi Utilities | =0.6.10 | |
| Avahi Utilities | =0.6.11 | |
| Avahi Utilities | =0.6.12 | |
| Avahi Utilities | =0.6.13 | |
| Avahi Utilities | =0.6.14 | |
| Avahi Utilities | =0.6.15 |
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Reference Links
- http://www.avahi.org/#December2006
- http://www.avahi.org/changeset/1340
- http://www.avahi.org/ticket/84
- http://www.ubuntu.com/usn/usn-402-1
- http://fedoranews.org/cms/node/2362
- http://www.securityfocus.com/bid/21881
- http://secunia.com/advisories/23628
- http://secunia.com/advisories/23660
- http://secunia.com/advisories/23673
- http://secunia.com/advisories/23644
- http://fedoranews.org/cms/node/2408
- http://secunia.com/advisories/23782
- http://www.novell.com/linux/security/advisories/2007_007_suse.html
- http://secunia.com/advisories/24995
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:003
- http://www.vupen.com/english/advisories/2007/0071
Frequently Asked Questions
What is the severity of CVE-2006-6870?
CVE-2006-6870 is classified as a denial of service vulnerability due to an infinite loop caused by a crafted DNS response.
How do I fix CVE-2006-6870?
To mitigate CVE-2006-6870, upgrade to Avahi version 0.6.16 or later.
Which versions are affected by CVE-2006-6870?
CVE-2006-6870 affects Avahi versions 0.6.7 through 0.6.15.
What is the impact of CVE-2006-6870?
The impact of CVE-2006-6870 is a denial of service that can cause the affected service to become unresponsive.
Can CVE-2006-6870 be exploited remotely?
Yes, CVE-2006-6870 can be exploited remotely via a specially crafted DNS response.
- agent/references
- agent/type
- agent/first-publish-date
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/author
- agent/weakness
- agent/description
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-historical
- agent/last-modified-date
- agent/source
- agent/softwarecombine
- agent/tags
- agent/event
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- vendor/avahi
- canonical/avahi autoip daemon
- version/avahi autoip daemon/0.6.7
- version/avahi autoip daemon/0.6.8
- version/avahi autoip daemon/0.6.9
- version/avahi autoip daemon/0.6.10
- version/avahi autoip daemon/0.6.11
- version/avahi autoip daemon/0.6.12
- version/avahi autoip daemon/0.6.13
- version/avahi autoip daemon/0.6.14
- version/avahi autoip daemon/0.6.15
- canonical/avahi utilities
- version/avahi utilities/0.6.7
- version/avahi utilities/0.6.8
- version/avahi utilities/0.6.9
- version/avahi utilities/0.6.10
- version/avahi utilities/0.6.11
- version/avahi utilities/0.6.12
- version/avahi utilities/0.6.13
- version/avahi utilities/0.6.14
- version/avahi utilities/0.6.15