CVEvulnerability
CVE-2017-15120
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-07-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-476
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.
Affected configurations
• powerdns recursor (< 4.0.8)
• debian debian linux 8.0
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://seclists.org/oss-sec/2017/q4/382 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106335 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120 Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.html Patch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4063 Third Party Advisory
- http://seclists.org/oss-sec/2017/q4/382 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106335 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120 Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-08.html Patch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4063 Third Party Advisory