Vulnerability Name:

CVE-2012-3411 (CCN-76833)

Assigned:2012-07-09
Published:2012-07-09
Updated:2023-02-13
Summary:Dnsmasq before 2.63test1, when used with certain libvirt configurations, replies to requests from prohibited interfaces, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed DNS query.
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:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (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
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
5.0 Medium (REDHAT CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (REDHAT 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
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: secalert@redhat.com
Type: Issue Tracking, Third Party Advisory
secalert@redhat.com

Source: MITRE
Type: CNA
CVE-2012-3411

Source: secalert@redhat.com
Type: Third Party Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Third Party Advisory
secalert@redhat.com

Source: CCN
Type: RHSA-2013-0579
Important: rhev-hypervisor6 security, bug fix, and enhancement update

Source: secalert@redhat.com
Type: Third Party Advisory
secalert@redhat.com

Source: CCN
Type: oss-security: Jan Lieskovsky | 9 Jul
CVE Request -- dnsmasq: When being run by libvirt open DNS proxy (reachable out-of the virtual network set for the particular guest domain too) is created

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: Third Party Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Mailing List, Third Party Advisory
secalert@redhat.com

Source: CCN
Type: BID-54353
Dnsmasq Remote Denial of Service Vulnerability

Source: secalert@redhat.com
Type: Third Party Advisory, VDB Entry
secalert@redhat.com

Source: secalert@redhat.com
Type: Release Notes, Vendor Advisory
secalert@redhat.com

Source: CCN
Type: Dnsmasq Web page
Dnsmasq

Source: secalert@redhat.com
Type: Issue Tracking, Patch, Third Party Advisory
secalert@redhat.com

Source: XF
Type: UNKNOWN
dnsmasq-packets-dos(76833)

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/a:redhat:storage:3:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/a:redhat:storage:3:server:el6:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 7:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:thekelleys:dnsmasq:2.43:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.40:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.41:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.42:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.44:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.45:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.46:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.47:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.48:*:*:*:*:*:*:*
  • OR cpe:/a:thekelleys:dnsmasq:2.49:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:4::ws:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:23819
    P
    		ELSA-2013:0276: libvirt security, bug fix, and enhancement update (Moderate)
    2014-05-26
    oval:org.mitre.oval:def:24085
    P
    		ELSA-2013:0277: dnsmasq security, bug fix and enhancement update (Moderate)
    2014-05-26
    oval:org.mitre.oval:def:21113
    P
    		RHSA-2013:0276: libvirt security, bug fix, and enhancement update (Moderate)
    2014-02-17
    oval:org.mitre.oval:def:20912
    P
    		RHSA-2013:0277: dnsmasq security, bug fix and enhancement update (Moderate)
    2014-02-17
    oval:com.ubuntu.precise:def:20123411000
    V
    		CVE-2012-3411 on Ubuntu 12.04 LTS (precise) - low.
    2013-03-05
    oval:com.redhat.rhsa:def:20130276
    P
    		RHSA-2013:0276: libvirt security, bug fix, and enhancement update (Moderate)
    2013-02-21
    oval:com.redhat.rhsa:def:20130277
    P
    		RHSA-2013:0277: dnsmasq security, bug fix and enhancement update (Moderate)
    2013-02-21
    BACK
    thekelleys dnsmasq 2.43
    thekelleys dnsmasq 2.40
    thekelleys dnsmasq 2.41
    thekelleys dnsmasq 2.42
    thekelleys dnsmasq 2.44
    thekelleys dnsmasq 2.45
    thekelleys dnsmasq 2.46
    thekelleys dnsmasq 2.47
    thekelleys dnsmasq 2.48
    thekelleys dnsmasq 2.49
    redhat enterprise linux 4