National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-16865 Detail

Current Description

An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when many entries are sent to the journal socket. A local attacker, or a remote one if systemd-journal-remote is used, may use this flaw to crash systemd-journald or execute code with journald privileges. Versions through v240 are vulnerable.

Source:  MITRE
Description Last Modified:  01/11/2019
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.html
http://seclists.org/fulldisclosure/2019/May/21
http://www.openwall.com/lists/oss-security/2019/05/10/4
http://www.securityfocus.com/bid/106525 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHBA-2019:0327 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0049 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0204 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0271 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0342 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0361 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16865 Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html Mailing List Third Party Advisory
https://seclists.org/bugtraq/2019/May/25
https://security.gentoo.org/glsa/201903-07 Third Party Advisory
https://security.netapp.com/advisory/ntap-20190117-0001/ Third Party Advisory
https://usn.ubuntu.com/3855-1/ Third Party Advisory
https://www.debian.org/security/2019/dsa-4367 Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html Patch Third Party Advisory
https://www.qualys.com/2019/01/09/system-down/system-down.txt Exploit Third Party Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:freedesktop:systemd
     Show Matching CPE(s)
Up to (including)
240

Configuration 2 ( hide )
 cpe:/o:redhat:enterprise_linux_desktop:7.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server:7.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_aus:7.6
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_eus:7.5
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_eus:7.6
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_tus:7.6
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_workstation:7.0
     Show Matching CPE(s)
 cpe:/o:redhat:virtualization:4.0
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:/o:debian:debian_linux:8.0
     Show Matching CPE(s)
 cpe:/o:debian:debian_linux:9.0
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:/o:canonical:ubuntu_linux:16.04::~~lts~~~
     Show Matching CPE(s)
 cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
     Show Matching CPE(s)
 cpe:/o:canonical:ubuntu_linux:18.10
     Show Matching CPE(s)

Configuration 5 ( hide )
 cpe:/a:oracle:enterprise_communications_broker:3.0.0
     Show Matching CPE(s)
 cpe:/a:oracle:enterprise_communications_broker:3.1.0
     Show Matching CPE(s)
 cpe:/a:oracle:oracle_communications_session_border_controller:8.0.0
     Show Matching CPE(s)
 cpe:/a:oracle:oracle_communications_session_border_controller:8.1.0
     Show Matching CPE(s)
 cpe:/a:oracle:oracle_communications_session_border_controller:8.2.0
     Show Matching CPE(s)


Change History

20 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-16865
NVD Published Date:
01/11/2019
NVD Last Modified:
05/13/2019