7.5

CVE-2017-15120

An issue has been found in the parsing of authoritative answers in PowerDNS Recursor before 4.0.8, leading to a NULL pointer dereference when parsing a specially crafted answer containing a CNAME of a different class than IN. An unauthenticated remote attacker could cause a denial of service.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Powerdns ≫ Recursor Version < 4.0.8
Debian ≫ Debian Linux Version8.0
Debian ≫ Debian Linux Version9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 51.79% 0.988
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
secalert@redhat.com 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://seclists.org/oss-sec/2017/q4/382
Patch
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/106335
Third Party Advisory
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120
Third Party Advisory
Issue Tracking
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.html
Patch
Vendor Advisory
https://www.debian.org/security/2017/dsa-4063
Third Party Advisory