Upstream information

CVE-2021-33193 at MITRE

Description

A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having critical severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 9.1
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None High
Integrity Impact High High
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1189387 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE CaaS Platform 4.0
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SUSE-CAASP-4.0-2021-3335
SUSE Enterprise Storage 6
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-Storage-6-2021-3335
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-ESPOS-2021-3335
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-3335
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-HPC-15-2021-3335
SUSE Linux Enterprise Module for Basesystem 15 SP2
  • apache2 >= 2.4.43-3.25.1
  • apache2-prefork >= 2.4.43-3.25.1
  • apache2-utils >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP2-2021-2954
SUSE Linux Enterprise Module for Basesystem 15 SP3
  • apache2 >= 2.4.43-3.25.1
  • apache2-prefork >= 2.4.43-3.25.1
  • apache2-utils >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP3-2021-2954
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP2
  • apache2-event >= 2.4.43-3.25.1
  • apache2-example-pages >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2021-2954
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP3
  • apache2-event >= 2.4.43-3.25.1
  • apache2-example-pages >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP3-2021-2954
SUSE Linux Enterprise Module for Server Applications 15 SP2
  • apache2-devel >= 2.4.43-3.25.1
  • apache2-doc >= 2.4.43-3.25.1
  • apache2-worker >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Server-Applications-15-SP2-2021-2954
SUSE Linux Enterprise Module for Server Applications 15 SP3
  • apache2-devel >= 2.4.43-3.25.1
  • apache2-doc >= 2.4.43-3.25.1
  • apache2-worker >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Server-Applications-15-SP3-2021-2954
SUSE Linux Enterprise Module for additional PackageHub packages 15 SP3
  • apache2-event >= 2.4.43-3.25.1
Patchnames:
SUSE-SLE-Module-Packagehub-Subpackages-15-SP3-2021-2954
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • apache2 >= 2.4.23-29.77.2
  • apache2-doc >= 2.4.23-29.77.2
  • apache2-example-pages >= 2.4.23-29.77.2
  • apache2-prefork >= 2.4.23-29.77.2
  • apache2-utils >= 2.4.23-29.77.2
  • apache2-worker >= 2.4.23-29.77.2
Patchnames:
SUSE-SLE-SERVER-12-SP5-2021-2918
SUSE Linux Enterprise Server 15 SP1-BCL
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-BCL-2021-3335
SUSE Linux Enterprise Server 15 SP1-LTSS
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-3335
SUSE Linux Enterprise Server 15-LTSS
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-SLES-15-2021-3335
SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-SP1-2021-3335
SUSE Linux Enterprise Server for SAP Applications 15
  • apache2 >= 2.4.33-3.55.1
  • apache2-devel >= 2.4.33-3.55.1
  • apache2-doc >= 2.4.33-3.55.1
  • apache2-prefork >= 2.4.33-3.55.1
  • apache2-utils >= 2.4.33-3.55.1
  • apache2-worker >= 2.4.33-3.55.1
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-2021-3335
SUSE Linux Enterprise Software Development Kit 12 SP5
  • apache2-devel >= 2.4.23-29.77.2
Patchnames:
SUSE-SLE-SDK-12-SP5-2021-2918
openSUSE Leap 15.2
  • apache2 >= 2.4.43-lp152.2.18.1
  • apache2-devel >= 2.4.43-lp152.2.18.1
  • apache2-doc >= 2.4.43-lp152.2.18.1
  • apache2-event >= 2.4.43-lp152.2.18.1
  • apache2-example-pages >= 2.4.43-lp152.2.18.1
  • apache2-prefork >= 2.4.43-lp152.2.18.1
  • apache2-utils >= 2.4.43-lp152.2.18.1
  • apache2-worker >= 2.4.43-lp152.2.18.1
Patchnames:
openSUSE-2021-1234
openSUSE Leap 15.3
  • apache2 >= 2.4.43-3.25.1
  • apache2-devel >= 2.4.43-3.25.1
  • apache2-doc >= 2.4.43-3.25.1
  • apache2-event >= 2.4.43-3.25.1
  • apache2-example-pages >= 2.4.43-3.25.1
  • apache2-prefork >= 2.4.43-3.25.1
  • apache2-utils >= 2.4.43-3.25.1
  • apache2-worker >= 2.4.43-3.25.1
Patchnames:
openSUSE-SLE-15.3-2021-2954


First public cloud image revisions this CVE is fixed in:


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 apache2 In progress
SUSE CaaS Platform 4.0 apache2 Released
SUSE Enterprise Storage 6 apache2 Released
SUSE Linux Enterprise High Performance Computing 12 SP5 apache2 Released
SUSE Linux Enterprise High Performance Computing 15 LTSS apache2 Released
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS apache2 Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS apache2 Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 apache2 Released
SUSE Linux Enterprise Module for Basesystem 15 SP3 apache2 Released
SUSE Linux Enterprise Module for Server Applications 15 SP2 apache2 Released
SUSE Linux Enterprise Module for Server Applications 15 SP3 apache2 Released
SUSE Linux Enterprise Point of Service 11 SP3 apache2 Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS apache2 Not affected
SUSE Linux Enterprise Server 12 SP3 ESPOS apache2 In progress
SUSE Linux Enterprise Server 12 SP3 LTSS apache2 In progress
SUSE Linux Enterprise Server 12 SP4 ESPOS apache2 In progress
SUSE Linux Enterprise Server 12 SP4 LTSS apache2 In progress
SUSE Linux Enterprise Server 12 SP5 apache2 Released
SUSE Linux Enterprise Server 15 ESPOS apache2 Released
SUSE Linux Enterprise Server 15 LTSS apache2 Released
SUSE Linux Enterprise Server 15 SP1 LTSS apache2 Released
SUSE Linux Enterprise Server BCL 12 SP2 apache2 In progress
SUSE Linux Enterprise Server BCL 12 SP3 apache2 In progress
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 apache2 Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 apache2 In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP4 apache2 In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5 apache2 In progress
SUSE Linux Enterprise Server for SAP Applications 15 apache2 Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 apache2 Released
SUSE Linux Enterprise Software Development Kit 12 SP5 apache2 Released
SUSE Manager Proxy 4.0 apache2 In progress
SUSE Manager Retail Branch Server 4.0 apache2 In progress
SUSE Manager Server 4.0 apache2 In progress
SUSE OpenStack Cloud 8 apache2 In progress
SUSE OpenStack Cloud 9 apache2 In progress
SUSE OpenStack Cloud Crowbar 8 apache2 In progress
SUSE OpenStack Cloud Crowbar 9 apache2 In progress
SUSE Package Hub 15 SP3 apache2 Released