CVE-2020-16126 — Improper Privilege Management in Accountsservice

CWE-269 — Improper Privilege Management8 documents5 sources
Severity
3.3LOWNVD
OSV6.5
EPSS
2.0%
top 16.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Freedesktop AccountsserviceCanonical AccountsserviceDebian Accountsservice
Timeline
PublishedNov 11
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:LExploitability: 1.8 | Impact: 1.4

Affected Packages4 packages

▶CVEListV5freedesktop/accountsservice0.6.35-0ubuntu7.3 — 0.6.35-0ubuntu7.3+esm2+4
▶Ubuntucanonical/accountsservice< 0.6.40-2ubuntu11.6+3

🔴Vulnerability Details

4
GHSA
GHSA-37qh-6xc5-7fm4: An Ubuntu-specific modification to AccountsService in versions before 0↗2022-05-24
▶
OSV
accountsservice vulnerabilities↗2020-11-04
▶
OSV
accountsservice vulnerabilities↗2020-11-03
▶
OSV
CVE-2020-16126: An Ubuntu-specific modification to AccountsService in versions before 0↗2020-11-03
▶

📋Vendor Advisories

3
Ubuntu
AccountsService vulnerabilities↗2020-11-04
▶
Ubuntu
AccountsService vulnerabilities↗2020-11-03
▶
Debian
CVE-2020-16126: accountsservice - An Ubuntu-specific modification to AccountsService in versions before 0.6.55-0ub...↗2020
▶