Is CVE-2019-14513 in the CISA KEV catalog?

No. CVE-2019-14513 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-14513?

CVE-2019-14513 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-14513?

CVE-2019-14513 has an EPSS score of 1.70% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-14513?

Upgrade dnsmasq on debian 11 to 2.76-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2019-14513

HIGHEPSS 75th pctl

7.5

CVSS v3

NVD

Description

Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

dnsmasqDebian

Fixed in:2.76-1CVE-2019-14513

dnsmasqUbuntu

Fixed in:2.75-1ubuntu0.16.04.10USN-4924-1

dnsmasq-baseUbuntu

Fixed in:2.75-1ubuntu0.16.04.10USN-4924-1

dnsmasq-utilsUbuntu

Fixed in:2.75-1ubuntu0.16.04.10USN-4924-1

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

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.70%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory1

lists.debian.org

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	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.