Is CVE-2018-14626 in the CISA KEV catalog?

No. CVE-2018-14626 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-14626?

CVE-2018-14626 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2018-14626?

CVE-2018-14626 has an EPSS score of 2.72% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-14626?

Upgrade pdns on debian 11 to 4.1.5-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2018-14626

MEDIUMEPSS 84th pctl

5.3

CVSS v3

NVD

Description

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.

CWE-400Resource Exhaustion

How to fix

Remediation Available

pdnsDebian

Fixed in:4.1.5-1CVE-2018-14626

pdnsUbuntu

Fixed in:4.0.0~alpha2-3ubuntu0.1~esm1USN-7203-1

Fixed in:4.1.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.2.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.5.3-1ubuntu0.1~esm1USN-7203-1

pdns-recursorUbuntu

Fixed in:4.0.0~alpha2-2ubuntu0.1+esm1USN-7203-1

Fixed in:4.1.1-2ubuntu0.1~esm1USN-7203-1

Fixed in:4.2.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.6.0-1ubuntu1+esm1USN-7203-1

pdns-serverUbuntu

Fixed in:4.0.0~alpha2-3ubuntu0.1~esm1USN-7203-1

Fixed in:4.1.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.2.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.5.3-1ubuntu0.1~esm1USN-7203-1

pdns-toolsUbuntu

Fixed in:4.0.0~alpha2-3ubuntu0.1~esm1USN-7203-1

Fixed in:4.1.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.2.1-1ubuntu0.1~esm1USN-7203-1

Fixed in:4.5.3-1ubuntu0.1~esm1USN-7203-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

2.72%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

bugzilla.redhat.com

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	Fix

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This 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.