Upstream information

CVE-2020-26967 at MITRE

Description

When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.

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 4.3
Vector AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 6.5 6.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction Required Required
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact High High
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1178824 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • MozillaFirefox >= 92.0-1.2
  • MozillaFirefox-branding-upstream >= 92.0-1.2
  • MozillaFirefox-devel >= 92.0-1.2
  • MozillaFirefox-translations-common >= 92.0-1.2
  • MozillaFirefox-translations-other >= 92.0-1.2
Patchnames:
openSUSE Tumbleweed GA MozillaFirefox-92.0-1.2


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Please note that this evaluation state might be work in progress, incomplete or outdated.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 MozillaFirefox Affected
SUSE CaaS Platform 4.0 MozillaFirefox In progress
SUSE Enterprise Storage 5 MozillaFirefox Affected
SUSE Enterprise Storage 6 MozillaFirefox In progress
SUSE Linux Enterprise High Performance Computing 12 SP5 MozillaFirefox Released
SUSE Linux Enterprise High Performance Computing 15 LTSS MozillaFirefox In progress
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS MozillaFirefox In progress
SUSE Linux Enterprise Module for Desktop Applications 15 SP1 MozillaFirefox Released
SUSE Linux Enterprise Module for Desktop Applications 15 SP2 MozillaFirefox Released
SUSE Linux Enterprise Point of Service 11 SP3 MozillaFirefox Ignore
SUSE Linux Enterprise Point of Service Image Server 12 SP2 MozillaFirefox Affected
SUSE Linux Enterprise Server 11 SP4 LTSS MozillaFirefox In progress
SUSE Linux Enterprise Server 12 SP2 ESPOS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP2 LTSS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP3 ESPOS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP3 LTSS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP4 ESPOS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP4 LTSS MozillaFirefox Affected
SUSE Linux Enterprise Server 12 SP5 MozillaFirefox Released
SUSE Linux Enterprise Server 15 ESPOS MozillaFirefox In progress
SUSE Linux Enterprise Server 15 LTSS MozillaFirefox In progress
SUSE Linux Enterprise Server 15 SP1 LTSS MozillaFirefox In progress
SUSE Linux Enterprise Server BCL 12 SP2 MozillaFirefox Affected
SUSE Linux Enterprise Server BCL 12 SP3 MozillaFirefox Affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 MozillaFirefox In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP2 MozillaFirefox Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 MozillaFirefox Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 MozillaFirefox Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 MozillaFirefox Released
SUSE Linux Enterprise Server for SAP Applications 15 MozillaFirefox In progress
SUSE Linux Enterprise Server for SAP Applications 15 SP1 MozillaFirefox In progress
SUSE Linux Enterprise Workstation Extension 15 SP1 MozillaThunderbird Released
SUSE Linux Enterprise Workstation Extension 15 SP2 MozillaThunderbird Released
SUSE Manager Proxy 4.0 MozillaFirefox In progress
SUSE Manager Retail Branch Server 4.0 MozillaFirefox In progress
SUSE Manager Server 4.0 MozillaFirefox In progress
SUSE OpenStack Cloud 7 MozillaFirefox Affected
SUSE OpenStack Cloud 8 MozillaFirefox Affected
SUSE OpenStack Cloud 9 MozillaFirefox Affected
SUSE OpenStack Cloud Crowbar 8 MozillaFirefox Affected
SUSE OpenStack Cloud Crowbar 9 MozillaFirefox Affected