VulnerabilityModified
CVE-2016-6173
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.
HIGH 7.5EPSS 2.92%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.92% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- nlnetlabs/nsd
- Source
- secalert@redhat.com
References
- http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTESRelease Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/91678Third Party Advisory, VDB 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 Notes, Vendor 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 Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/07/06/4Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/91678Third Party Advisory, VDB 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 Notes, Vendor Advisory
- https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.