CVE-2018-15687

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Summary

CVECVE-2018-15687
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-10-26 14:29:00 UTC
Updated2023-04-20 18:38:00 UTC
DescriptionA race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd versions up to and including 239.

Risk And Classification

Problem Types: CWE-362

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Application Freedesktop Systemd All All All All
Application Systemd Project Systemd All All All All
Application Systemd Project Systemd All All All All

References

ReferenceSourceLinkTags
recursive chowning fixes by poettering · Pull Request #10517 · systemd/systemd · GitHub MISC github.com Patch, Third Party Advisory
systemd CVE-2018-15687 Local Security Bypass Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
USN-3816-1: systemd vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com Third Party Advisory
systemd - 'chown_one()' Dereference Symlinks - Linux local Exploit EXPLOIT-DB www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
systemd: Multiple vulnerabilities (GLSA 201810-10) — Gentoo security GENTOO security.gentoo.org Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

LEGACY: Jann Horn

Legacy QID Mappings

  • 900013 CBL-Mariner Linux Security Update for systemd 239
  • 903060 Common Base Linux Mariner (CBL-Mariner) Security Update for systemd (1801)
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