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[email protected]CVE-2017-15120

HistoryJul 27, 2018 - 3:29 p.m.

CVE-2017-15120

2018-07-2715:29:00

CWE-476

[email protected]

web.nvd.nist.gov

powerdns

recursor

cve-2017-15120

null pointer dereference

denial of service

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.005 Low

EPSS

Percentile

75.2%

JSON

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

Vulners

NVD

Node

powerdnspdnsRange≤4.0.8

VendorProductVersionCPE
powerdnspdns*cpe:2.3:a:powerdns:pdns:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
powerdns	pdns	*	cpe:2.3:a:powerdns:pdns::::::::

CNA Affected

[
  {
    "product": "pdns-recursor",
    "vendor": "PowerDNS",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.8"
      }
    ]
  }
]