Upstream information

CVE-2020-10772 at MITRE

Description

An incomplete fix for CVE-2020-12662 was shipped for Unbound in Red Hat Enterprise Linux 7, as part of erratum RHSA-2020:2414. Vulnerable versions of Unbound could still amplify an incoming query into a large number of queries directed to a target, even with a lower amplification ratio compared to versions of Unbound that shipped before the mentioned erratum. This issue is about the incomplete fix for CVE-2020-12662, and it does not affect upstream versions of Unbound.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1171889 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Liberty Linux 7
SUSE Liberty Linux 7 LTSS
  • unbound >= 1.6.6-5.el7_8
  • unbound-devel >= 1.6.6-5.el7_8
  • unbound-libs >= 1.6.6-5.el7_8
  • unbound-python >= 1.6.6-5.el7_8
Patchnames:
RHSA-2020:2642


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP5 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP5 unbound Affected
SUSE Linux Enterprise Micro 5.5 unbound Affected
SUSE Linux Enterprise Module for Basesystem 15 SP5 unbound Affected
SUSE Linux Enterprise Module for Package Hub 15 SP5 unbound Affected
SUSE Linux Enterprise Server 15 SP5 unbound Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 unbound Affected
SUSE Manager Proxy 4.3 unbound Affected
SUSE Manager Retail Branch Server 4.3 unbound Affected
SUSE Manager Server 4.3 unbound Affected
openSUSE Leap 15.5 unbound Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 unbound Released
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP3 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP4 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS unbound Affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 unbound Released
SUSE Linux Enterprise Module for Basesystem 15 SP3 unbound Affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 unbound Affected
SUSE Linux Enterprise Server 15 SP2 unbound Released
SUSE Linux Enterprise Server 15 SP2-LTSS unbound Affected
SUSE Linux Enterprise Server 15 SP3 unbound Affected
SUSE Linux Enterprise Server 15 SP3-LTSS unbound Affected
SUSE Linux Enterprise Server 15 SP4 unbound Affected
SUSE Linux Enterprise Server 15 SP4-LTSS unbound Affected
SUSE Linux Enterprise Server 15-ESPOS unbound Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 unbound Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP2 unbound Released
SUSE Linux Enterprise Server for SAP Applications 15 SP3 unbound Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 unbound Affected
Products past their end of life and not receiving proactive updates anymore.
SUSE CaaS Platform 4.0 unbound Affected
SUSE Enterprise Storage 6 unbound Affected
SUSE Enterprise Storage 7 unbound Released
SUSE Enterprise Storage 7.1 unbound Affected
SUSE Linux Enterprise Desktop 15 unbound Affected
SUSE Linux Enterprise Desktop 15 SP1 unbound Released
SUSE Linux Enterprise Desktop 15 SP2 unbound Released
SUSE Linux Enterprise Desktop 15 SP3 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 unbound Released
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS unbound Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS unbound Affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS unbound Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS unbound Released
SUSE Linux Enterprise Module for Basesystem 15 unbound Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 unbound Released
SUSE Linux Enterprise Module for Package Hub 15 SP3 unbound Affected
SUSE Linux Enterprise Module for Package Hub 15 SP4 unbound Affected
SUSE Linux Enterprise Real Time 15 SP2 unbound Affected
SUSE Linux Enterprise Real Time 15 SP3 unbound Affected
SUSE Linux Enterprise Real Time 15 SP4 unbound Affected
SUSE Linux Enterprise Server 15 unbound Affected
SUSE Linux Enterprise Server 15 SP1 unbound Released
SUSE Linux Enterprise Server 15 SP1-BCL unbound Affected
SUSE Linux Enterprise Server 15 SP1-LTSS unbound Affected
SUSE Linux Enterprise Server 15 SP2-BCL unbound Affected
SUSE Linux Enterprise Server 15 SP3-BCL unbound Affected
SUSE Linux Enterprise Server 15-LTSS unbound Released
SUSE Linux Enterprise Server for SAP Applications 15 unbound Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 unbound Released
SUSE Manager Proxy 4.0 unbound Released
SUSE Manager Proxy 4.1 unbound Released
SUSE Manager Proxy 4.2 unbound Affected
SUSE Manager Retail Branch Server 4.0 unbound Released
SUSE Manager Retail Branch Server 4.1 unbound Released
SUSE Manager Retail Branch Server 4.2 unbound Affected
SUSE Manager Server 4.0 unbound Released
SUSE Manager Server 4.1 unbound Released
SUSE Manager Server 4.2 unbound Affected
openSUSE Leap 15.3 unbound Affected
openSUSE Leap 15.4 unbound Affected


SUSE Timeline for this CVE

CVE page created: Tue May 19 21:01:13 2020
CVE page last modified: Fri Sep 13 13:02:57 2024