Vulnerability Name:

CVE-2017-15094 (CCN-138187)

Assigned:2017-11-27
Published:2017-11-27
Updated:2019-10-09
Summary:An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-772
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-15094

Source: BID
Type: Third Party Advisory, VDB Entry
101982

Source: CCN
Type: BID-101982
PowerDNS Authoritative Server Module Multiple Security Vulnerabilities

Source: CCN
Type: PowerDNS Security Advisory 2017-07
Memory leak in DNSSEC parsing

Source: CONFIRM
Type: Mitigation, Patch, Vendor Advisory
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html

Source: XF
Type: UNKNOWN
powerdns-cve201715094-dos(138187)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-15094

Vulnerable Configuration:Configuration 1:
  • cpe:/a:powerdns:recursor:*:*:*:*:*:*:*:* (Version >= 4.0.0 and <= 4.0.6)

    • Configuration CCN 1:
  • cpe:/a:powerdns:recursor:4.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:powerdns:recursor:4.0.6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:201715094
    V
    		CVE-2017-15094
    2022-06-30
    oval:org.opensuse.security:def:113104
    P
    		pdns-recursor-4.5.5-1.3 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106539
    P
    		pdns-recursor-4.5.5-1.3 on GA media (Moderate)
    2021-10-01
    oval:com.ubuntu.bionic:def:2017150940000000
    V
    		CVE-2017-15094 on Ubuntu 18.04 LTS (bionic) - low.
    2018-01-23
    oval:com.ubuntu.artful:def:201715094000
    V
    		CVE-2017-15094 on Ubuntu 17.10 (artful) - untriaged.
    2018-01-23
    oval:com.ubuntu.xenial:def:201715094000
    V
    		CVE-2017-15094 on Ubuntu 16.04 LTS (xenial) - low.
    2018-01-23
    oval:com.ubuntu.xenial:def:2017150940000000
    V
    		CVE-2017-15094 on Ubuntu 16.04 LTS (xenial) - low.
    2018-01-23
    oval:com.ubuntu.bionic:def:201715094000
    V
    		CVE-2017-15094 on Ubuntu 18.04 LTS (bionic) - low.
    2018-01-23
    oval:com.ubuntu.disco:def:2017150940000000
    V
    		CVE-2017-15094 on Ubuntu 19.04 (disco) - low.
    2018-01-23
    oval:com.ubuntu.cosmic:def:201715094000
    V
    		CVE-2017-15094 on Ubuntu 18.10 (cosmic) - low.
    2018-01-23
    oval:com.ubuntu.cosmic:def:2017150940000000
    V
    		CVE-2017-15094 on Ubuntu 18.10 (cosmic) - low.
    2018-01-23
    oval:com.ubuntu.trusty:def:201715094000
    V
    		CVE-2017-15094 on Ubuntu 14.04 LTS (trusty) - low.
    2018-01-23
    BACK
    powerdns recursor *
    powerdns recursor 4.0.0
    powerdns recursor 4.0.6