CVE-2019-3807
PowerDNS Recursor DNSSEC Validation Bypass
Description
An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.
INFO
Published Date :
Jan. 29, 2019, 5:29 p.m.
Last Modified :
Nov. 21, 2024, 4:42 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-3807.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 | Issue Tracking Third Party Advisory |
| https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html | Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 | Issue Tracking Third Party Advisory |
| https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-3807 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-3807 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 Added Reference https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CVSS V3 Red Hat, Inc. AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N Added CWE Red Hat, Inc. CWE-345 -
Initial Analysis by [email protected]
Jan. 29, 2019
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:N) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html No Types Assigned https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html Vendor Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 Issue Tracking, Third Party Advisory Added CWE CWE-295 Added CPE Configuration OR *cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* versions from (including) 4.1.0 up to (including) 4.1.8
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-3807 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-3807
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.20 }} 0.02%
score
0.57560
percentile