Description
Knot DNS before 2.3.0 allows remote DNS servers to cause a denial of service (memory exhaustion and slave server crash) via a large zone transfer for (1) DDNS, (2) AXFR, or (3) IXFR.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.openwall.com/lists/oss-security/2016/07/06/3 ↗
- http://www.securityfocus.com/bid/91678 ↗
- https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html ↗
- http://www.openwall.com/lists/oss-security/2016/07/06/4 ↗
- https://gitlab.labs.nic.cz/labs/knot/blob/c546a70563ef4c7badb7cb5bdf6d1ba8e7adae82/NEWS ↗
- https://gitlab.labs.nic.cz/labs/knot/issues/464 ↗
- https://github.com/sischkg/xfer-limit/blob/master/README.md ↗