Upstream information

CVE-2016-1546 at MITRE

Description

The Apache HTTP Server 2.4.17 and 2.4.18, when mod_http2 is enabled, does not limit the number of simultaneous stream workers for a single HTTP/2 connection, which allows remote attackers to cause a denial of service (stream-processing outage) via modified flow-control windows.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.3
Vector AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.9
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3
SUSE Bugzilla entry: 980370 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12 SP2
SUSE Linux Enterprise Server for SAP Applications 12 SP2
SUSE Linux Enterprise Software Development Kit 12 SP2
  • apache2-devel >= 2.4.23-14.7
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP2 GA apache2-devel-2.4.23-14.7
SUSE Linux Enterprise Desktop 12 SP3
SUSE Linux Enterprise Server for SAP Applications 12 SP3
SUSE Linux Enterprise Software Development Kit 12 SP3
  • apache2-devel >= 2.4.23-28.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP3 GA apache2-devel-2.4.23-28.1
SUSE Linux Enterprise Desktop 12 SP4
SUSE Linux Enterprise Server for SAP Applications 12 SP4
SUSE Linux Enterprise Software Development Kit 12 SP4
  • apache2-devel >= 2.4.23-29.24.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP4 GA apache2-devel-2.4.23-29.24.1
SUSE Linux Enterprise High Performance Computing 12 SP5
  • apache2 >= 2.4.23-29.43.1
  • apache2-doc >= 2.4.23-29.43.1
  • apache2-example-pages >= 2.4.23-29.43.1
  • apache2-prefork >= 2.4.23-29.43.1
  • apache2-utils >= 2.4.23-29.43.1
  • apache2-worker >= 2.4.23-29.43.1
Patchnames:
SUSE Linux Enterprise High Performance Computing 12 SP5 GA apache2-2.4.23-29.43.1
SUSE Linux Enterprise Server 12 SP2
  • apache2 >= 2.4.23-14.7
  • apache2-devel >= 2.4.23-14.7
  • apache2-doc >= 2.4.23-14.7
  • apache2-example-pages >= 2.4.23-14.7
  • apache2-prefork >= 2.4.23-14.7
  • apache2-utils >= 2.4.23-14.7
  • apache2-worker >= 2.4.23-14.7
Patchnames:
SUSE Linux Enterprise Server 12 SP2 GA apache2-2.4.23-14.7
SUSE Linux Enterprise Software Development Kit 12 SP2 GA apache2-devel-2.4.23-14.7
SUSE Linux Enterprise Server 12 SP3
  • apache2 >= 2.4.23-28.1
  • apache2-devel >= 2.4.23-28.1
  • apache2-doc >= 2.4.23-28.1
  • apache2-example-pages >= 2.4.23-28.1
  • apache2-prefork >= 2.4.23-28.1
  • apache2-utils >= 2.4.23-28.1
  • apache2-worker >= 2.4.23-28.1
Patchnames:
SUSE Linux Enterprise Server 12 SP3 GA apache2-2.4.23-28.1
SUSE Linux Enterprise Software Development Kit 12 SP3 GA apache2-devel-2.4.23-28.1
SUSE Linux Enterprise Server 12 SP4
  • apache2 >= 2.4.23-29.24.1
  • apache2-devel >= 2.4.23-29.24.1
  • apache2-doc >= 2.4.23-29.24.1
  • apache2-example-pages >= 2.4.23-29.24.1
  • apache2-prefork >= 2.4.23-29.24.1
  • apache2-utils >= 2.4.23-29.24.1
  • apache2-worker >= 2.4.23-29.24.1
Patchnames:
SUSE Linux Enterprise Server 12 SP4 GA apache2-2.4.23-29.24.1
SUSE Linux Enterprise Software Development Kit 12 SP4 GA apache2-devel-2.4.23-29.24.1
SUSE Linux Enterprise Server 12 SP5
  • apache2 >= 2.4.23-29.43.1
  • apache2-devel >= 2.4.23-29.43.1
  • apache2-doc >= 2.4.23-29.43.1
  • apache2-example-pages >= 2.4.23-29.43.1
  • apache2-prefork >= 2.4.23-29.43.1
  • apache2-utils >= 2.4.23-29.43.1
  • apache2-worker >= 2.4.23-29.43.1
Patchnames:
SUSE Linux Enterprise Server 12 SP5 GA apache2-2.4.23-29.43.1
SUSE Linux Enterprise Software Development Kit 12 SP5 GA apache2-devel-2.4.23-29.43.1
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • apache2 >= 2.4.23-14.7
  • apache2-doc >= 2.4.23-14.7
  • apache2-example-pages >= 2.4.23-14.7
  • apache2-prefork >= 2.4.23-14.7
  • apache2-utils >= 2.4.23-14.7
  • apache2-worker >= 2.4.23-14.7
Patchnames:
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 GA apache2-2.4.23-14.7
SUSE Linux Enterprise Server for SAP Applications 12 SP5
SUSE Linux Enterprise Software Development Kit 12 SP5
  • apache2-devel >= 2.4.23-29.43.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP5 GA apache2-devel-2.4.23-29.43.1


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 Already fixed
SUSE Linux Enterprise Desktop 11 SP4 apache2 Not affected
SUSE Linux Enterprise Desktop 12 apache2 Not affected
SUSE Linux Enterprise Desktop 12 SP1 apache2 Not affected
SUSE Linux Enterprise Desktop 12 SP2 apache2 Already fixed
SUSE Linux Enterprise Desktop 12 SP3 apache2 Already fixed
SUSE Linux Enterprise Desktop 12 SP4 apache2 Already fixed
SUSE Linux Enterprise High Performance Computing 12 SP5 apache2 Already fixed
SUSE Linux Enterprise Server 11 SP2 LTSS apache2 Not affected
SUSE Linux Enterprise Server 11 SP3 apache2 Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS apache2 Not affected
SUSE Linux Enterprise Server 11 SP3-LTSS apache2 Not affected
SUSE Linux Enterprise Server 11 SP4 apache2 Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS apache2 Not affected
SUSE Linux Enterprise Server 12 apache2 Not affected
SUSE Linux Enterprise Server 12 SP1 apache2 Not affected
SUSE Linux Enterprise Server 12 SP1-LTSS apache2 Not affected
SUSE Linux Enterprise Server 12 SP2 apache2 Already fixed
SUSE Linux Enterprise Server 12 SP2-BCL apache2 Already fixed
SUSE Linux Enterprise Server 12 SP2-ESPOS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP2-LTSS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP3 apache2 Already fixed
SUSE Linux Enterprise Server 12 SP3-BCL apache2 Already fixed
SUSE Linux Enterprise Server 12 SP3-ESPOS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP3-LTSS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP4 apache2 Already fixed
SUSE Linux Enterprise Server 12 SP4-ESPOS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP4-LTSS apache2 Already fixed
SUSE Linux Enterprise Server 12 SP5 apache2 Already fixed
SUSE Linux Enterprise Server 12-LTSS apache2 Not affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 apache2 Already fixed
SUSE Linux Enterprise Server for SAP Applications 11 SP4 apache2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 apache2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 apache2 Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 apache2 Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP3 apache2 Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP4 apache2 Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP5 apache2 Already fixed
SUSE Linux Enterprise Software Development Kit 11 SP4 apache2 Not affected
SUSE Linux Enterprise Software Development Kit 12 apache2 Not affected
SUSE Linux Enterprise Software Development Kit 12 SP1 apache2 Not affected
SUSE Linux Enterprise Software Development Kit 12 SP2 apache2 Already fixed
SUSE Linux Enterprise Software Development Kit 12 SP3 apache2 Already fixed
SUSE Linux Enterprise Software Development Kit 12 SP4 apache2 Already fixed
SUSE OpenStack Cloud 7 apache2 Already fixed
SUSE OpenStack Cloud 8 apache2 Already fixed
SUSE OpenStack Cloud 9 apache2 Already fixed
SUSE OpenStack Cloud Crowbar 8 apache2 Already fixed
SUSE OpenStack Cloud Crowbar 9 apache2 Already fixed
SUSE Studio Onsite 1.3 apache2 Not affected


SUSE Timeline for this CVE

CVE page created: Mon May 16 11:00:07 2016
CVE page last modified: Tue Nov 29 13:40:15 2022