Upstream information

CVE-2018-16844 at MITRE

Description

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the 'http2' option of the 'listen' directive is used in a configuration file.

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 7.8
Vector AV:N/AC:L/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 5.3
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
SUSE Bugzilla entries: 1115022 [IN_PROGRESS], 1115025 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
  • nginx >= 1.14.2-3.3.1
  • vim-plugin-nginx >= 1.14.2-3.3.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-2019-334
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • nginx >= 1.14.2-6.3.1
  • vim-plugin-nginx >= 1.14.2-6.3.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-2309
SUSE Linux Enterprise Module for Server Applications 15
  • nginx >= 1.14.2-3.3.1
Patchnames:
SUSE-SLE-Module-Server-Applications-15-2019-334
SUSE Linux Enterprise Module for Server Applications 15 SP1
  • nginx >= 1.14.2-6.3.1
  • nginx-source >= 1.14.2-6.3.1
Patchnames:
SUSE-SLE-Module-Server-Applications-15-SP1-2019-2309
SUSE Package Hub for SUSE Linux Enterprise 12
  • nginx >= 1.14.2-16.1
  • nginx-debuginfo >= 1.14.2-16.1
  • nginx-debugsource >= 1.14.2-16.1
  • vim-plugin-nginx >= 1.14.2-16.1
Patchnames:
openSUSE-2019-195
openSUSE Leap 15.0
  • nginx >= 1.14.2-lp150.2.4.1
  • nginx-debuginfo >= 1.14.2-lp150.2.4.1
  • nginx-debugsource >= 1.14.2-lp150.2.4.1
  • vim-plugin-nginx >= 1.14.2-lp150.2.4.1
Patchnames:
openSUSE-2019-195
openSUSE Leap 15.1
  • nginx >= 1.14.2-lp151.4.3.1
  • nginx-debuginfo >= 1.14.2-lp151.4.3.1
  • nginx-debugsource >= 1.14.2-lp151.4.3.1
  • nginx-source >= 1.14.2-lp151.4.3.1
  • vim-plugin-nginx >= 1.14.2-lp151.4.3.1
Patchnames:
openSUSE-2019-2120
openSUSE Leap 42.3
  • nginx >= 1.14.2-2.7.1
  • nginx-debuginfo >= 1.14.2-2.7.1
  • nginx-debugsource >= 1.14.2-2.7.1
  • vim-plugin-nginx >= 1.14.2-2.7.1
Patchnames:
openSUSE-2019-195


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 Lifecycle Management Server 1.3 nginx-1.0 Not affected
SUSE Linux Enterprise Module for Server Applications 15 GA nginx Released
SUSE Linux Enterprise Module for Server Applications 15 SP1 nginx Released
SUSE Studio Onsite 1.3 nginx-1.0 Not affected