Upstream information

CVE-2016-8740 at MITRE

Description

The mod_http2 module in the Apache HTTP Server 2.4.17 through 2.4.23, when the Protocols configuration includes h2 or h2c, does not restrict request-header length, which allows remote attackers to cause a denial of service (memory consumption) via crafted CONTINUATION frames in an HTTP/2 request.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 5 4.3
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network Network
Access Complexity Low Medium
Authentication None None
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entry: 1013648 [RESOLVED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Server Applications 15
  • apache2 >= 2.4.33-1.28
  • apache2-devel >= 2.4.33-1.28
  • apache2-doc >= 2.4.33-1.28
  • apache2-prefork >= 2.4.33-1.28
  • apache2-utils >= 2.4.33-1.28
  • apache2-worker >= 2.4.33-1.28
Patchnames:
SUSE Linux Enterprise Module for Server Applications 15 GA apache2
SUSE Linux Enterprise Server 12 SP2
  • apache2 >= 2.4.23-16.3
  • apache2-doc >= 2.4.23-16.3
  • apache2-example-pages >= 2.4.23-16.3
  • apache2-prefork >= 2.4.23-16.3
  • apache2-utils >= 2.4.23-16.3
  • apache2-worker >= 2.4.23-16.3
Patchnames:
SUSE-SLE-SERVER-12-SP2-2017-99
SUSE Linux Enterprise Server 12 SP3
  • apache2 >= 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
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • apache2 >= 2.4.23-16.3
  • apache2-doc >= 2.4.23-16.3
  • apache2-example-pages >= 2.4.23-16.3
  • apache2-prefork >= 2.4.23-16.3
  • apache2-utils >= 2.4.23-16.3
  • apache2-worker >= 2.4.23-16.3
Patchnames:
SUSE-SLE-RPI-12-SP2-2017-99
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • apache2 >= 2.4.23-16.3
  • apache2-doc >= 2.4.23-16.3
  • apache2-example-pages >= 2.4.23-16.3
  • apache2-prefork >= 2.4.23-16.3
  • apache2-utils >= 2.4.23-16.3
  • apache2-worker >= 2.4.23-16.3
Patchnames:
SUSE-SLE-SERVER-12-SP2-2017-99
SUSE Linux Enterprise Software Development Kit 12 SP2
  • apache2 >= 2.4.23-16.3
  • apache2-devel >= 2.4.23-16.3
Patchnames:
SUSE-SLE-SDK-12-SP2-2017-99
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
openSUSE Leap 15.0
  • apache2 >= 2.4.33-lp150.1.2
  • apache2-doc >= 2.4.33-lp150.1.2
  • apache2-example-pages >= 2.4.33-lp150.1.2
  • apache2-prefork >= 2.4.33-lp150.1.2
  • apache2-utils >= 2.4.33-lp150.1.2
Patchnames:
openSUSE Leap 15.0 GA apache2
openSUSE Leap 42.2
  • apache2 >= 2.4.23-6.1
  • apache2-debuginfo >= 2.4.23-6.1
  • apache2-debugsource >= 2.4.23-6.1
  • apache2-devel >= 2.4.23-6.1
  • apache2-doc >= 2.4.23-6.1
  • apache2-event >= 2.4.23-6.1
  • apache2-event-debuginfo >= 2.4.23-6.1
  • apache2-example-pages >= 2.4.23-6.1
  • apache2-prefork >= 2.4.23-6.1
  • apache2-prefork-debuginfo >= 2.4.23-6.1
  • apache2-utils >= 2.4.23-6.1
  • apache2-utils-debuginfo >= 2.4.23-6.1
  • apache2-worker >= 2.4.23-6.1
  • apache2-worker-debuginfo >= 2.4.23-6.1
Patchnames:
openSUSE-2017-154
openSUSE Leap 42.3
  • apache2 >= 2.4.23-11.2
  • apache2-devel >= 2.4.23-11.2
  • apache2-doc >= 2.4.23-11.2
  • apache2-example-pages >= 2.4.23-11.2
  • apache2-prefork >= 2.4.23-11.2
  • apache2-utils >= 2.4.23-11.2
Patchnames:
openSUSE Leap 42.3 GA apache2


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
SUSE Linux Enterprise SDK 11 SP4 apache2 Not affected
SUSE Linux Enterprise SDK 12 SP1 apache2 Not affected
SUSE Linux Enterprise SDK 12 SP2 apache2 Released
SUSE Linux Enterprise Server 11 SP4 apache2 Not affected
SUSE Linux Enterprise Server 12 SP1 apache2 Not affected
SUSE Linux Enterprise Server 12 SP2 apache2 Released
SUSE Linux Enterprise Server 12 SP2 for Raspberry PI apache2 Released
SUSE Studio Onsite 1.3 apache2 Not affected