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Test ID:1.3.6.1.4.1.25623.1.0.844694
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory for accountsservice (USN-4616-1)
Summary:The remote host is missing an update for the 'accountsservice'; package(s) announced via the USN-4616-1 advisory.
Description:Summary:
The remote host is missing an update for the 'accountsservice'
package(s) announced via the USN-4616-1 advisory.

Vulnerability Insight:
Kevin Backhouse discovered that AccountsService incorrectly dropped
privileges. A local user could possibly use this issue to cause
AccountsService to crash or hang, resulting in a denial of service.
(CVE-2020-16126)

Kevin Backhouse discovered that AccountsService incorrectly handled reading
.pam_environment files. A local user could possibly use this issue to cause
AccountsService to crash or hang, resulting in a denial of service. This
issue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. (CVE-2020-16127)

Matthias Gerstner discovered that AccountsService incorrectly handled
certain path checks. A local attacker could possibly use this issue to
read arbitrary files. This issue only affected Ubuntu 16.04 LTS and Ubuntu
18.04 LTS. (CVE-2018-14036)

Affected Software/OS:
'accountsservice' package(s) on Ubuntu 20.10, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS, Ubuntu 16.04 LTS.

Solution:
Please install the updated package(s).

CVSS Score:
4.0

CVSS Vector:
AV:N/AC:L/Au:S/C:P/I:N/A:N

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-16126
Common Vulnerability Exposure (CVE) ID: CVE-2020-16127
Common Vulnerability Exposure (CVE) ID: CVE-2018-14036
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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