CVE-2020-16126

accountsservice drops ruid, allows unprivileged users to send it signals

Published Nov 11, 2020 CVSS 3.1 · 3.3 Low EPSS < 1% KEV · Not listed
Description
An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, improperly dropped the ruid, allowing untrusted users to send signals to AccountService, thus stopping it from handling D-Bus messages in a timely fashion.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2020-8092 An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ubuntu13.2, among other earlier versions, improperly dropped the ruid, allowing untrusted users to send signals to AccountService, thus stopping it from handling D-Bus messages in a timely fashion.
Ubuntu USN Ubuntu USN USN-4616-1 AccountsService vulnerabilities
Ubuntu USN Ubuntu USN USN-4616-2 AccountsService vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
canonical
Published
Updated
Sep 16, 2024, 5:15 PM
Reserved
Jul 29, 2020, 12:00 AM
Status
Modified
Published
Nov 11, 2020, 4:15 AM
Modified
Jun 17, 2026, 2:57 AM