What is CVE-2016-2120?

CVE-2016-2120 is a high-severity vulnerability in Powerdns Authoritative, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-11-01.

How severe is CVE-2016-2120?

High severity. CVSS v3 base score is 7.5 out of 10.

Integer overflow in Powerdns Authoritative

CVE-2016-2120

An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS qu…

Vulnerability class: Integer Overflow

EPSS: 0.020 (78.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Powerdns Authoritative
[Unknown] Pdns — versions up to and including 3.4.10, up to and including 4.0.1
Debian Debian_linux — versions 8.0

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2016-2120?: CVE-2016-2120 is a high-severity vulnerability in Powerdns Authoritative, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-11-01.
How severe is CVE-2016-2120?: High severity. CVSS v3 base score is 7.5 out of 10.