Vulnerability Description
NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nlnetlabs | Nsd | <= 4.1.10 |
Related Weaknesses (CWE)
References
- http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTESRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/4Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/91678Third Party AdvisoryVDB Entry
- https://github.com/sischkg/xfer-limit/blob/master/README.mdThird Party Advisory
- https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.htmlThird Party Advisory
- https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.htmlRelease NotesVendor Advisory
- https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790Issue Tracking
- http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTESRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/4Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/91678Third Party AdvisoryVDB Entry
- https://github.com/sischkg/xfer-limit/blob/master/README.mdThird Party Advisory
- https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.htmlThird Party Advisory
- https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.htmlRelease NotesVendor Advisory
FAQ
What is CVE-2016-6173?
CVE-2016-6173 is a vulnerability with a CVSS score of 7.5 (HIGH). NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data.
How severe is CVE-2016-6173?
CVE-2016-6173 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-6173?
Check the references section above for vendor advisories and patch information. Affected products include: Nlnetlabs Nsd.