Vulnerability Report

CVE-2015-5470

Title: Powerdns Authoritative Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2015-5470.

CWE Category CWE-399
Published Date Nov 02, 2015
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 7.8 CVSS v2.0
Exploit Probability (EPSS)
11.28%

Vulnerability Summary

CVE-2015-5470: The label decompression functionality in PowerDNS Recursor before 3.6.4 and 3.7.x before 3.7.3 and Authoritative (Auth) Server before 3.3.3 and 3.4.x before 3.4.5 allows remote attackers to cause a denial of service (CPU consumption or crash) via a request with a long name that refers to itself. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1868.

Impacted Vendors

P
powerdns 2

Reference Links

http://www.openwall.com/lists/oss-security/2015/07/07/6 http://www.openwall.com/lists/oss-security/2015/07/10/8 https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/ http://www.openwall.com/lists/oss-security/2015/07/07/6 http://www.openwall.com/lists/oss-security/2015/07/10/8 https://doc.powerdns.com/md/security/powerdns-advisory-2015-01/
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2015-5470 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected Stack

No specific products linked.