Vulnerability Name:

CVE-2014-8602 (CCN-99328)

Assigned:2014-12-08
Published:2014-12-08
Updated:2016-11-28
Summary:iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
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)
3.2 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
2.6 Low (REDHAT CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:N/A:P)
1.9 Low (REDHAT Temporal CVSS v2 Vector: AV:N/AC:H/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-399
CWE-770
Vulnerability Consequences:Denial of Service
References:Source: MISC
Type: Third Party Advisory
http://cert.ssi.gouv.fr/site/CERTFR-2014-AVI-512/index.html

Source: MITRE
Type: CNA
CVE-2014-8602

Source: MISC
Type: Patch
http://unbound.net/downloads/patch_cve_2014_8602.diff

Source: DEBIAN
Type: Third Party Advisory
DSA-3097

Source: CCN
Type: US-CERT VU#264212
Recursive DNS resolver implementations may follow referrals infinitely

Source: CERT-VN
Type: Third Party Advisory, US Government Resource
VU#264212

Source: CONFIRM
Type: UNKNOWN
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

Source: BID
Type: UNKNOWN
71589

Source: CCN
Type: BID-71589
Unbound CVE-2014-8602 Remote Denial of Service Vulnerability

Source: UBUNTU
Type: Third Party Advisory
USN-2484-1

Source: CCN
Type: Unbound Web site
Unbound

Source: XF
Type: UNKNOWN
isc-bind-cve20148602-dos(99328)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://unbound.net/downloads/CVE-2014-8602.txt

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-8602

Vulnerable Configuration:Configuration 1:
  • cpe:/a:nlnetlabs:unbound:*:*:*:*:*:*:*:* (Version <= 1.5.0)

    • Configuration 2:
  • cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20148602
    V
    		CVE-2014-8602
    2023-06-22
    oval:org.opensuse.security:def:7688
    P
    		libunbound2-1.6.8-150100.10.8.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3096
    P
    		gtk2-data-2.24.31-9.6.28 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94726
    P
    		libunbound2-1.6.8-10.6.1 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:207
    P
    		libtag1-1.11.1-4.9.1 on GA media (Moderate)
    2022-06-13
    oval:org.opensuse.security:def:217
    P
    		libunbound2-1.6.8-10.3.1 on GA media (Moderate)
    2022-06-13
    oval:org.opensuse.security:def:496
    P
    		Security update for MozillaFirefox (Important)
    2022-05-24
    oval:org.opensuse.security:def:809
    P
    		Security update for mariadb (Important)
    2022-04-29
    oval:org.opensuse.security:def:112886
    P
    		libunbound-devel-mini-1.5.10-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:1146
    P
    		Security update for log4j12 (Important)
    2021-12-17
    oval:org.opensuse.security:def:106346
    P
    		libunbound-devel-mini-1.5.10-1.1 on GA media (Moderate)
    2021-10-01
    oval:org.opensuse.security:def:96705
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:103395
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:89740
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:71326
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:61585
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2021-09-21
    oval:org.opensuse.security:def:47281
    P
    		guestfs-data-1.32.4-19.24 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47032
    P
    		libipa_hbac0-1.13.4-18.10 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:48143
    P
    		liblouis-data-2.6.4-6.6.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47643
    P
    		hplip-3.16.11-1.33 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47346
    P
    		libgcrypt20-1.6.1-16.39.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:48245
    P
    		nmap-6.46-3.6.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47789
    P
    		libsrtp1-1.5.2-3.2.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47570
    P
    		bzip2-1.0.6-29.2 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47885
    P
    		sblim-sfcb-1.4.8-17.3.4 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47932
    P
    		yast2-users-3.2.17-1.5 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47189
    P
    		xscreensaver-5.22-7.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47018
    P
    		libfreebl3-3.21.1-46.2 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:48078
    P
    		libXfont2-2-2.0.3-1.19 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47429
    P
    		libvncclient0-0.9.9-16.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47153
    P
    		socat-1.7.2.4-3.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:48174
    P
    		libpng16-16-1.6.8-14.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47727
    P
    		libjbig2-2.0-12.13 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47478
    P
    		python-PyYAML-3.12-25.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47854
    P
    		perl-XML-LibXML-2.0019-6.3.5 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47718
    P
    		libical1-1.0.1-16.3.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47057
    P
    		libotr5-4.0.0-9.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47017
    P
    		libexif12-0.6.21-6.3 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:47956
    P
    		audiofile-0.3.6-11.3.1 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:48016
    P
    		gdm-3.10.0.1-54.6.3 on GA media (Moderate)
    2021-08-16
    oval:org.opensuse.security:def:71976
    P
    		libunbound2-1.6.8-10.3.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:62235
    P
    		libunbound2-1.6.8-10.3.1 on GA media (Moderate)
    2021-08-09
    oval:org.opensuse.security:def:69901
    P
    		Security update for nodejs8 (Important)
    2021-08-05
    oval:org.opensuse.security:def:48937
    P
    		libosip2-3.5.0-20.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:46729
    P
    		libgoa-1_0-0-3.10.5-1.11 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:71037
    P
    		libunbound2-1.6.8-1.34 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:46864
    P
    		vsftpd-3.0.2-24.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:71096
    P
    		rsyslog-8.33.1-1.30 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:48594
    P
    		perl-5.18.2-11.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:61296
    P
    		libunbound2-1.6.8-1.34 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:70983
    P
    		libjavascriptcoregtk-4_0-18-2.20.2-1.14 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:46728
    P
    		libgnomesu-1.0.0-352.84 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:48883
    P
    		raptor-2.0.10-3.67 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:46743
    P
    		libltdl7-2.4.2-14.60 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:48648
    P
    		xalan-j2-2.7.0-264.38 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:69796
    P
    		Security update for bind (Important)
    2021-03-02
    oval:org.opensuse.security:def:100578
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:116802
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:107244
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:93865
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:71639
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:61898
    P
    		libunbound2-1.6.8-8.3 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:66545
    P
    		libunbound2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:64309
    P
    		libXt-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:67743
    P
    		libunbound2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:49250
    P
    		libunbound2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:66453
    P
    		libarchive-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:73236
    P
    		libunbound2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:64396
    P
    		libunbound2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:67643
    P
    		libX11-6 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:73118
    P
    		less on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:49196
    P
    		libmpfr6 on GA media (Moderate)
    2020-12-01
    oval:com.redhat.rhsa:def:20152455
    P
    		RHSA-2015:2455: unbound security and bug fix update (Low)
    2015-11-19
    oval:org.mitre.oval:def:28332
    P
    		DSA-3097-1 -- unbound security update
    2015-02-23
    oval:com.ubuntu.xenial:def:201486020000000
    V
    		CVE-2014-8602 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-12-11
    oval:com.ubuntu.precise:def:20148602000
    V
    		CVE-2014-8602 on Ubuntu 12.04 LTS (precise) - medium.
    2014-12-10
    oval:com.ubuntu.trusty:def:20148602000
    V
    		CVE-2014-8602 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-12-10
    oval:com.ubuntu.xenial:def:20148602000
    V
    		CVE-2014-8602 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-12-10
    BACK
    nlnetlabs unbound *
    canonical ubuntu linux 14.04
    canonical ubuntu linux 14.10
    debian debian linux 7.0