CVE-2018-14626 : PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor

PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.

Published 2018-11-29 18:29:00

Updated 2019-10-09 23:35:03

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2018-14626

Powerdns » Recursor
Versions from including (>=) 4.0.0 and up to, including, (<=) 4.1.4
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*
Matching versions
Powerdns » Authoritative
Versions from including (>=) 4.1.0 and up to, including, (<=) 4.1.4
cpe:2.3:a:powerdns:authoritative:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2018-14626

Top countries where our scanners detected CVE-2018-14626

Top open port discovered on systems with this issue 53

IPs affected by CVE-2018-14626 5,445

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2018-14626!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2018-14626

EPSS FAQ

0.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 25 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-14626

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
5.3	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	3.9	1.4	Red Hat, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE ids for CVE-2018-14626

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: secalert@redhat.com (Secondary)

References for CVE-2018-14626

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-05.html

PowerDNS Security Advisory 2018-05: Packet cache pollution via crafted query — PowerDNS Authoritative Server documentation
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14626

1649028 – (CVE-2018-14626) CVE-2018-14626 pdns: Packet cache pollution via crafted query
Issue Tracking;Third Party Advisory
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-06.html

PowerDNS Security Advisory 2018-06: Packet cache pollution via crafted query — PowerDNS Recursor documentation
Vendor Advisory