CVE-2018-16866

Summary

CVECVE-2018-16866
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-01-11 19:29:00 UTC
Updated2023-02-13 04:52:00 UTC
DescriptionAn out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.

Risk And Classification

Problem Types: CWE-200 | CWE-125

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
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Freedesktop Systemd All All All All
Application Netapp Active Iq Performance Analytics Services - All All All
Application Netapp Active Iq Performance Analytics Services - All All All
Application Netapp Element Software All All All All
Application Netapp Element Software All All All All
Operating System Redhat Enterprise Linux 7.6 All All All
Operating System Redhat Enterprise Linux Compute Node Eus 7.6 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux For Ibm Z Systems Eus 7.6 All All All
Operating System Redhat Enterprise Linux For Ibm Z Systems Structure A 7_s390x All All All
Operating System Redhat Enterprise Linux For Power Big Endian 7.0 All All All
Operating System Redhat Enterprise Linux For Power Big Endian Eus 7.6 All All All
Operating System Redhat Enterprise Linux For Power Little Endian 7.0 All All All
Operating System Redhat Enterprise Linux For Power Little Endian Eus 7.6 All All All
Operating System Redhat Enterprise Linux For Scientific Computing 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Server Aus 7.4 All All All
Operating System Redhat Enterprise Linux Server Aus 7.6 All All All
Operating System Redhat Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions 7.4 All All All
Operating System Redhat Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions 7.6 All All All
Operating System Redhat Enterprise Linux Server Tus 7.4 All All All
Operating System Redhat Enterprise Linux Server Tus 7.6 All All All
Operating System Redhat Enterprise Linux Server Update Services For Sap Solutions 7.4 All All All
Operating System Redhat Enterprise Linux Server Update Services For Sap Solutions 7.6 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Application Systemd Project Systemd All All All All

References

ReferenceSourceLinkTags
systemd-journald CVE-2018-16866 Out-Of-Bounds Read Information Disclosure Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
Red Hat Customer Portal REDHAT access.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
Bugtraq: Re: System Down: A systemd-journald exploit BUGTRAQ seclists.org
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
Red Hat Customer Portal REDHAT access.redhat.com
Debian -- Security Information -- DSA-4367-1 systemd DEBIAN www.debian.org Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com
oss-security - Re: System Down: A systemd-journald exploit MLIST www.openwall.com
January 2019 Systemd-journald Vulnerabilities in NetApp Products | NetApp Product Security CONFIRM security.netapp.com Third Party Advisory
1653867 – (CVE-2018-16866) CVE-2018-16866 systemd: out-of-bounds read when parsing a crafted syslog message MISC bugzilla.redhat.com
USN-3855-1: systemd vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
System Down: A systemd-journald Exploit ≈ Packet Storm MISC packetstormsecurity.com
Full Disclosure: Re: System Down: A systemd-journald exploit FULLDISC seclists.org
systemd: Multiple vulnerabilities (GLSA 201903-07) — Gentoo security GENTOO security.gentoo.org Third Party Advisory
CVE-2018-16866 - Red Hat Customer Portal MISC access.redhat.com
www.qualys.com/2019/01/09/system-down/system-down.txt MISC www.qualys.com Exploit, Third Party Advisory
1653867 – (CVE-2018-16866) CVE-2018-16866 systemd: out-of-bounds read when parsing a crafted syslog message CONFIRM bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 352381 Amazon Linux Security Advisory for systemd: ALAS2-2021-1647
  • 900013 CBL-Mariner Linux Security Update for systemd 239
  • 902836 Common Base Linux Mariner (CBL-Mariner) Security Update for systemd (1798)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report