VDB
CVE-2020-16126
CVE-2020-16126
PUBLISHED
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.
EPSS 1.99% · 84.0th percentile
Risk Scores
EPSS Score
1.99%
84.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | accountsservice | 0.6.55-0ubuntu10, 0.6.55-0ubuntu12~20.04.2, 0.6.55-0ubuntu12~20.04.1 |
| Ubuntu:Pro:14.04:LTS | accountsservice | 0.6.35-0ubuntu3, 0.6.35-0ubuntu4, 0.6.35-0ubuntu5 |
| Ubuntu:18.04:LTS | accountsservice | 0.6.42-0ubuntu3, 0.6.42-0ubuntu4, 0 |
| Ubuntu:16.04:LTS | accountsservice | 0.6.40-2ubuntu11.2, 0.6.40-2ubuntu8, 0.6.40-2ubuntu7 |
Exploit Intelligence
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- A bash script exploit of [CVE-2020-16126/CVE-2020-16127] to achieve privilege escalation.Ubuntu 16.04-20.04 LTS本地提权漏洞利用脚本。要求拥有Gnome图形化环境。 (github-poc)
- https://securitylab.github.com/advisories/GHSL-2020-187-accountsservice-drop-privs-DOS (nist-nvd)
Timeline
- Nov 3, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 13, 2023 EPSS Score
- Jul 14, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-16126 third-party-advisory
- https://ubuntu.com/security/notices/USN-4616-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4616-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-16126 third-party-advisory