CVE-2016-10156
A flaw in systemd v228 in /src/basic/fs-util.c caused world writable suid files to be created when using the systemd timers features, allowing local attackers to escalate their privileges to root.
02 Description
A flaw in systemd v228 in /src/basic/fs-util.c caused world writable suid files to be created when using the systemd timers features, allowing local attackers to escalate their privileges to root.
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
- 1.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 68.2% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
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
- 2017-01-23 06:49Z9 YR AGO
- Last updated
- 2024-08-06 03:14Z2 YR AGO
- Reserved
- 2017-01-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 0ad28021736ff337852696f396c03d33bdcbbf6e8f030791f263d168b41d9f48
05 Affected products
06 References
- github.comhttps://github.com/systemd/systemd/commit/06eeacb6fe029804f296b065b3ce91e796e1cd0e
- bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=1020601
- www.securitytracker.com1037686http://www.securitytracker.com/id/1037686
- www.exploit-db.com41171https://www.exploit-db.com/exploits/41171/
- www.securityfocus.com95790http://www.securityfocus.com/bid/95790
- github.comhttps://github.com/systemd/systemd/commit/ee735086f8670be1591fa9593e80dd60163a7a2f
07 Fixed in
Debian 12
- systemd Fixed in 229-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- systemd Fixed in 229-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- systemd Fixed in 229-1
Source: Debian Security Tracker, the Debian security team. 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.