CVE-2019-3871
MEDIUMEPSS 96th pctlDescription
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response
CVSS v3 Vector
Exploitability
Impact
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Exploit Intelligence
Very high risk: more likely to be exploited than 96% of all known CVEs.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00022.html
- http://www.openwall.com/lists/oss-security/2019/03/18/4
- http://www.securityfocus.com/bid/107491
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3871
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-03.html
- https://lists.debian.org/debian-lts-announce/2019/03/msg00039.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWUHF6MRSQ3YO7UUISGLV7MXCAGBW2VD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROFI6OTWF4GKONNSNEDUCW6LVSSEBZNF/
- https://seclists.org/bugtraq/2019/Apr/8
- https://www.debian.org/security/2019/dsa-4424
Find and fix vulnerabilities across your fleet
TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.
Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.