CVE-2020-16126
accountsservice drops ruid, allows unprivileged users to send it signals
02 Description
accountsservice drops ruid, allows unprivileged users to send it signals
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.54% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 45.2% of scored records. A rank, not a probability.
- NVD base score
- 3.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-11-11 04:10Z5 YR AGO
- Last updated
- 2024-09-16 17:15Z2 YR AGO
- Reserved
- 2020-07-29
- Assigning CNA
- canonical
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.3)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-269Improper Privilege ManagementClass
- Data version
- 5.1
- Document digest
- 3fd685be257f4569d903c21ac4fe3cc0e9ba80f7d27a14b33421d4cbd1af9651
05 Affected products
06 References
- securitylab.github.comhttps://securitylab.github.com/advisories/GHSL-2020-187-accountsservice-drop-privs-DOS
07 Fixed in
Ubuntu 16.04 LTS
- accountsservice Fixed in 0.6.40-2ubuntu11.6
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- accountsservice Fixed in 0.6.45-1ubuntu1.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- accountsservice Fixed in 0.6.55-0ubuntu12~20.04.4
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- accountsservice Fixed in 0.6.35-0ubuntu7.3+esm2Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.