VulnerabilityModified
CVE-2017-15120
An unauthenticated remote attacker could cause a denial of service.
HIGH 7.5EPSS 51.8%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 51.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 51.79% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- powerdns/recursor · debian/debian linux
- Source
- secalert@redhat.com
References
- http://seclists.org/oss-sec/2017/q4/382Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106335Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.htmlPatch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4063Third Party Advisory
- http://seclists.org/oss-sec/2017/q4/382Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106335Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.htmlPatch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4063Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.