Is CVE-2017-15107 in the CISA KEV catalog?

No. CVE-2017-15107 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-15107?

CVE-2017-15107 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2017-15107?

CVE-2017-15107 has an EPSS score of 2.70% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-15107?

Upgrade dnsmasq on debian 11 to 2.79-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2017-15107

HIGHEPSS 84th pctl

7.5

CVSS v3

NVD

Description

A vulnerability was found in the implementation of DNSSEC in Dnsmasq up to and including 2.78. Wildcard synthesized NSEC records could be improperly interpreted to prove the non-existence of hostnames that actually exist.

CWE-358

How to fix

Remediation Available

dnsmasqDebian

Fixed in:2.79-1CVE-2017-15107

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

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

2.70%probability of exploitation in 30 days

84thpercentile

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

References

Vendor Advisory1

lists.thekelleys.org.uk

Third-Party Advisory1

securityfocus.com

Other references1

lists.opensuse.org

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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.