Home/CVE/systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the servic
CVE

CVE-2017-1000082

systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the servic

systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the service in question with root privileges rather than the user intended.

CRITICAL · CVSS 9.8 EPSS 0.00258
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-269Improper Privilege Management
▤

Affected Products & Versions

1
systemd project systemd>= 229 and < 234
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumSystemd Service Creation
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Jul 2017 · 05:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
siemens-csafSSA-398330
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2017/07/02/1Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/99507Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038839Third Party AdvisoryVDB Entry
https://github.com/systemd/systemd/issues/6237Issue TrackingPatchThird Party Advisory
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