Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.6%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- http://seclists.org/oss-sec/2017/q4/382
- http://www.securityfocus.com/bid/106335
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.html
- https://www.debian.org/security/2017/dsa-4063
- http://seclists.org/oss-sec/2017/q4/382
- http://www.securityfocus.com/bid/106335
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.html
- https://www.debian.org/security/2017/dsa-4063
Products affected by CVE-2017-15120
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cpe:2.3:a:powerdns:recursor:3.0
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cpe:2.3:a:powerdns:recursor:3.0.1
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cpe:2.3:a:powerdns:recursor:3.1.1
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cpe:2.3:a:powerdns:recursor:3.1.2
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cpe:2.3:a:powerdns:recursor:3.1.3
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cpe:2.3:a:powerdns:recursor:3.1.4
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cpe:2.3:a:powerdns:recursor:3.1.5
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cpe:2.3:a:powerdns:recursor:3.1.6
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cpe:2.3:a:powerdns:recursor:3.1.7
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cpe:2.3:a:powerdns:recursor:3.1.7.1
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cpe:2.3:a:powerdns:recursor:3.1.7.2
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cpe:2.3:a:powerdns:recursor:3.2
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cpe:2.3:a:powerdns:recursor:3.3
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cpe:2.3:a:powerdns:recursor:3.3.1
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cpe:2.3:a:powerdns:recursor:3.5
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cpe:2.3:a:powerdns:recursor:3.5.1
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cpe:2.3:a:powerdns:recursor:3.5.2
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cpe:2.3:a:powerdns:recursor:3.5.3
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cpe:2.3:a:powerdns:recursor:3.6.0
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cpe:2.3:a:powerdns:recursor:3.6.1
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cpe:2.3:a:powerdns:recursor:3.6.2
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cpe:2.3:a:powerdns:recursor:3.6.3
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cpe:2.3:a:powerdns:recursor:3.6.4
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cpe:2.3:a:powerdns:recursor:3.7.0
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cpe:2.3:a:powerdns:recursor:3.7.1
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cpe:2.3:a:powerdns:recursor:3.7.2
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cpe:2.3:a:powerdns:recursor:3.7.3
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cpe:2.3:a:powerdns:recursor:3.7.4
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cpe:2.3:a:powerdns:recursor:4.0.0
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cpe:2.3:a:powerdns:recursor:4.0.1
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cpe:2.3:a:powerdns:recursor:4.0.2
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cpe:2.3:a:powerdns:recursor:4.0.3
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cpe:2.3:a:powerdns:recursor:4.0.4
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cpe:2.3:a:powerdns:recursor:4.0.5
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cpe:2.3:a:powerdns:recursor:4.0.6
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cpe:2.3:a:powerdns:recursor:4.0.7
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0