CVE-2021-3156

Upstream information

CVE-2021-3156 at MITRE

Description

Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character.

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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	7.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	Complete
Integrity Impact	Complete
Availability Impact	Complete

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	7.8	7.8
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector	Local	Local
Access Complexity	Low	Low
Privileges Required	Low	Low
User Interaction	None	None
Scope	Unchanged	Unchanged
Confidentiality Impact	High	High
Integrity Impact	High	High
Availability Impact	High	High
CVSSv3 Version	3.1	3.1

SUSE Bugzilla entry: 1181090 [REOPENED]

SUSE Security Advisories:

• SUSE-IU-2021:1-1, published Wed Feb 3 23:43:05 MST 2021
• SUSE-IU-2021:2-1, published Wed Feb 3 23:44:24 MST 2021
• SUSE-IU-2021:3-1, published Wed Feb 3 23:45:24 MST 2021
• SUSE-IU-2021:4-1, published Wed Feb 3 23:47:35 MST 2021
• SUSE-IU-2021:5-1, published Wed Feb 10 06:41:43 UTC 2021
• SUSE-IU-2021:6-1, published Wed Feb 10 06:43:07 UTC 2021
• SUSE-IU-2021:7-1, published Wed Feb 10 06:48:24 UTC 2021
• SUSE-SU-2021:0225-1, published Tue Jan 26 16:18:58 MST 2021
• SUSE-SU-2021:0226-1, published Tue Jan 26 16:16:06 MST 2021
• SUSE-SU-2021:0227-1, published Tue Jan 26 16:17:34 MST 2021
• SUSE-SU-2021:0232-1, published Wed Jan 27 07:20:46 MST 2021
• TID000019841, published Tue Jan 26 21:34:07 CET 2021
• openSUSE-SU-2021:0169-1, published Tue Feb 16 10:27:50 2021
• openSUSE-SU-2021:0170-1, published Tue Feb 16 10:27:50 2021

List of released packages

Product(s)	Fixed package version(s)	References
HPE Helion Openstack 8	sudo >= 1.8.20p2-3.20.1	Patchnames: HPE-Helion-OpenStack-8-2021-226
Image SLES15-EC2-CHOST-HVM-BYOS Image SLES15-SP1-CHOST-BYOS-Azure Image SLES15-SP1-CHOST-BYOS-EC2 Image SLES15-SP1-CHOST-BYOS-GCE Image SLES15-SP2-CHOST-BYOS-Azure Image SLES15-SP2-CHOST-BYOS-EC2 Image SLES15-SP2-CHOST-BYOS-GCE	sudo >= 1.8.22-4.15.1
SUSE CaaS Platform 3.0	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-CAASP-3.0-2021-226
SUSE CaaS Platform 4.0	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SUSE-CAASP-4.0-2021-227
SUSE Enterprise Storage 5	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-Storage-5-2021-226
SUSE Enterprise Storage 6	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-Storage-6-2021-227
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-HPC-15-SP1-ESPOS-2021-227
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-227
SUSE Linux Enterprise High Performance Computing 15-ESPOS SUSE Linux Enterprise High Performance Computing 15-LTSS	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-HPC-15-2021-227
SUSE Linux Enterprise Module for Basesystem 15 SP1	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Module-Basesystem-15-SP1-2021-227
SUSE Linux Enterprise Module for Basesystem 15 SP2	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Module-Basesystem-15-SP2-2021-227
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP2	sudo >= 1.8.22-4.15.1 sudo-test >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2021-227
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2021-232
SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2021-232
SUSE Linux Enterprise Server 12 SP2-ESPOS SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2021-232
SUSE Linux Enterprise Server 12 SP2-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2021-232
SUSE Linux Enterprise Server 12 SP3-BCL SUSE Linux Enterprise Server for SAP Applications 12 SP3-BCL	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SERVER-12-SP3-BCL-2021-226
SUSE Linux Enterprise Server 12 SP3-ESPOS SUSE Linux Enterprise Server for SAP Applications 12 SP3-ESPOS	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SERVER-12-SP3-ESPOS-2021-226
SUSE Linux Enterprise Server 12 SP3-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP3-LTSS	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2021-226
SUSE Linux Enterprise Server 12 SP4-ESPOS SUSE Linux Enterprise Server for SAP Applications 12 SP4-ESPOS	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SERVER-12-SP4-ESPOS-2021-226
SUSE Linux Enterprise Server 12 SP4-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SP4-LTSS	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SERVER-12-SP4-LTSS-2021-226
SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP5	sudo >= 1.8.27-4.6.1	Patchnames: SUSE-SLE-SERVER-12-SP5-2021-225
SUSE Linux Enterprise Server 15 SP1-BCL	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SLES-15-SP1-BCL-2021-227
SUSE Linux Enterprise Server 15 SP1-LTSS	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-227
SUSE Linux Enterprise Server 15-LTSS	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SLES-15-2021-227
SUSE Linux Enterprise Server for SAP Applications 12 SP2	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-SLE-SAP-12-SP2-2021-232
SUSE Linux Enterprise Server for SAP Applications 12 SP3	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SAP-12-SP3-2021-226
SUSE Linux Enterprise Server for SAP Applications 12 SP4	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-SLE-SAP-12-SP4-2021-226
SUSE Linux Enterprise Server for SAP Applications 15 SP1	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SLES_SAP-15-SP1-2021-227
SUSE Linux Enterprise Server for SAP Applications 15	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SLES_SAP-15-2021-227
SUSE Linux Enterprise Software Development Kit 12 SP5	sudo >= 1.8.27-4.6.1 sudo-devel >= 1.8.27-4.6.1	Patchnames: SUSE-SLE-SDK-12-SP5-2021-225
SUSE Manager Proxy 4.0	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-227
SUSE Manager Retail Branch Server 4.0	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-227
SUSE Manager Server 4.0	sudo >= 1.8.22-4.15.1 sudo-devel >= 1.8.22-4.15.1	Patchnames: SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-227
SUSE OpenStack Cloud 7	sudo >= 1.8.10p3-10.29.1	Patchnames: SUSE-OpenStack-Cloud-7-2021-232
SUSE OpenStack Cloud 8	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-OpenStack-Cloud-8-2021-226
SUSE OpenStack Cloud 9	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-OpenStack-Cloud-9-2021-226
SUSE OpenStack Cloud Crowbar 8	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-OpenStack-Cloud-Crowbar-8-2021-226
SUSE OpenStack Cloud Crowbar 9	sudo >= 1.8.20p2-3.20.1	Patchnames: SUSE-OpenStack-Cloud-Crowbar-9-2021-226
openSUSE Leap 15.1	sudo >= 1.8.22-lp151.5.12.1 sudo-debuginfo >= 1.8.22-lp151.5.12.1 sudo-debugsource >= 1.8.22-lp151.5.12.1 sudo-devel >= 1.8.22-lp151.5.12.1 sudo-test >= 1.8.22-lp151.5.12.1	Patchnames: openSUSE-2021-169
openSUSE Leap 15.2	sudo >= 1.8.22-lp152.8.6.1 sudo-debuginfo >= 1.8.22-lp152.8.6.1 sudo-debugsource >= 1.8.22-lp152.8.6.1 sudo-devel >= 1.8.22-lp152.8.6.1 sudo-test >= 1.8.22-lp152.8.6.1	Patchnames: openSUSE-2021-170

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First public cloud image revisions this CVE is fixed in:

• alibaba/sles-15-sp2-chost-byos-v20210202
• amazon/suse-manager-4-0-proxy-byos-v20210215-hvm-ssd-x86_64
• amazon/suse-manager-4-0-server-byos-v20210215-hvm-ssd-x86_64
• amazon/suse-manager-4-1-proxy-byos-v20210212-hvm-ssd-x86_64
• amazon/suse-manager-4-1-server-byos-v20210212-hvm-ssd-x86_64
• amazon/suse-sles-12-sp3-byos-v20210217-hvm-ssd-x86_64
• amazon/suse-sles-12-sp4-byos-v20210217-hvm-ssd-x86_64
• amazon/suse-sles-12-sp5-byos-v20210215-hvm-ssd-x86_64
• amazon/suse-sles-12-sp5-v20210212-hvm-ssd-x86_64
• amazon/suse-sles-12-sp5-v20210216-ecs-hvm-ssd-x86_64
• amazon/suse-sles-15-byos-v20210216-hvm-ssd-arm64
• amazon/suse-sles-15-byos-v20210216-hvm-ssd-x86_64
• amazon/suse-sles-15-sp1-byos-v20210220-hvm-ssd-x86_64
• amazon/suse-sles-15-sp1-byos-v20210221-hvm-ssd-arm64
• amazon/suse-sles-15-sp1-chost-byos-v20210202-hvm-ssd-x86_64
• amazon/suse-sles-15-sp1-sapcal-v20210216-hvm-ssd-x86_64
• amazon/suse-sles-15-sp2-byos-v20210212-hvm-ssd-arm64
• amazon/suse-sles-15-sp2-byos-v20210212-hvm-ssd-x86_64
• amazon/suse-sles-15-sp2-chost-byos-v20210202-hvm-ssd-x86_64
• amazon/suse-sles-15-sp2-v20210212-hvm-ssd-arm64
• amazon/suse-sles-15-sp2-v20210212-hvm-ssd-x86_64
• amazon/suse-sles-15-sp2-v20210216-ecs-hvm-ssd-x86_64
• amazon/suse-sles-15-sp2-v20210303-ecs-hvm-ssd-x86_64
• amazon/suse-sles-hpc-15-sp1-byos-v20210216-hvm-ssd-x86_64
• amazon/suse-sles-hpc-15-sp2-byos-v20210212-hvm-ssd-x86_64
• amazon/suse-sles-sap-12-sp3-byos-v20210217-hvm-ssd-x86_64
• amazon/suse-sles-sap-12-sp4-byos-v20210217-hvm-ssd-x86_64
• amazon/suse-sles-sap-12-sp5-byos-v20210215-hvm-ssd-x86_64
• amazon/suse-sles-sap-15-byos-v20210216-hvm-ssd-x86_64
• amazon/suse-sles-sap-15-sp1-byos-v20210221-hvm-ssd-x86_64
• amazon/suse-sles-sap-15-sp2-byos-v20210212-hvm-ssd-x86_64
• google/sles-12-sp3-byos-v20210210
• google/sles-12-sp3-sap-byos-v20210210
• google/sles-12-sp3-sap-v20210210
• google/sles-12-sp3-sapcal-v20210210
• google/sles-12-sp4-byos-v20210210
• google/sles-12-sp4-sap-byos-v20210210
• google/sles-12-sp4-sap-v20210210
• google/sles-12-sp5-byos-v20210209
• google/sles-12-sp5-sap-byos-v20210204
• google/sles-12-sp5-sap-v20210204
• google/sles-12-sp5-v20210204
• google/sles-15-byos-v20210209
• google/sles-15-sap-byos-v20210209
• google/sles-15-sap-v20210209
• google/sles-15-sp1-byos-v20210208
• google/sles-15-sp1-chost-byos-v20210202
• google/sles-15-sp1-sap-byos-v20210208
• google/sles-15-sp1-sap-v20210208
• google/sles-15-sp1-sapcal-v20210209
• google/sles-15-sp2-byos-v20210204
• google/sles-15-sp2-chost-byos-v20210202
• google/sles-15-sp2-sap-byos-v20210204
• google/sles-15-sp2-sap-v20210204
• google/sles-15-sp2-v20210204
• google/suse-manager-4-0-proxy-byos-v20210209
• google/suse-manager-4-0-server-byos-v20210209
• google/suse-manager-4-1-proxy-byos-v20210209
• google/suse-manager-4-1-server-byos-v20210209

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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.

Product(s)	Source package	State
HPE Helion OpenStack 8	sudo	Released
SUSE CaaS Platform 4.0	sudo	Released
SUSE Enterprise Storage 5	sudo	Released
SUSE Enterprise Storage 6	sudo	Released
SUSE Linux Enterprise 15-SP1 Module for Basesystem	sudo	Released
SUSE Linux Enterprise 15-SP2 Module for Basesystem	sudo	Released
SUSE Linux Enterprise High Performance Computing 12 SP5	sudo	Released
SUSE Linux Enterprise High Performance Computing 15 LTSS	sudo	Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS	sudo	Released
SUSE Linux Enterprise Point of Service 11 SP3	sudo	Not affected
SUSE Linux Enterprise Point of Service Image Server 12	sudo	Released
SUSE Linux Enterprise Server 11 SP4 LTSS	sudo	Not affected
SUSE Linux Enterprise Server 12 SP2 BCL	sudo	Released
SUSE Linux Enterprise Server 12 SP2 ESPOS	sudo	Released
SUSE Linux Enterprise Server 12 SP2 LTSS	sudo	Released
SUSE Linux Enterprise Server 12 SP3 BCL	sudo	Released
SUSE Linux Enterprise Server 12 SP3 ESPOS	sudo	Released
SUSE Linux Enterprise Server 12 SP3 LTSS	sudo	Released
SUSE Linux Enterprise Server 12 SP4 ESPOS	sudo	Released
SUSE Linux Enterprise Server 12 SP4 LTSS	sudo	Released
SUSE Linux Enterprise Server 12 SP5	sudo	Released
SUSE Linux Enterprise Server 15 LTSS	sudo	Released
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux	sudo	Released
SUSE Linux Enterprise Server 15 SP1 LTSS	sudo	Released
SUSE Linux Enterprise Server ESPOS 15	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 15	sudo	Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1	sudo	Released
SUSE Linux Enterprise Software Development Kit 12 SP5	sudo	Released
SUSE Manager Proxy 4.0	sudo	Released
SUSE Manager Retail Branch Server 4.0	sudo	Released
SUSE Manager Server 4.0	sudo	Released
SUSE OpenStack Cloud 7	sudo	Released
SUSE OpenStack Cloud 8	sudo	Released
SUSE OpenStack Cloud 9	sudo	Released
SUSE OpenStack Cloud Crowbar 8	sudo	Released
SUSE OpenStack Cloud Crowbar 9	sudo	Released