CVE-2018-16866

moderate-risk
Published 2019-01-11

An 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.

Do I need to act?

-
0.06% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.3/10 Low
LOCAL / LOW complexity

Affected Products (20)

Active Iq Performance Analytics Services
Enterprise Linux Compute Node Eus
Enterprise Linux For Ibm Z Systems \(Structure A\)

Affected Vendors

Debian Redhat Canonical Netapp Systemd Project

References (28)

Third Party Advisory http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Explo...
Mailing List http://seclists.org/fulldisclosure/2019/May/21
Mailing List http://www.openwall.com/lists/oss-security/2019/05/10/4
Third Party Advisory http://www.securityfocus.com/bid/106527
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2091
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:3222
Third Party Advisory https://access.redhat.com/errata/RHSA-2020:0593
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16866
Mailing List https://seclists.org/bugtraq/2019/May/25
Third Party Advisory 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
Exploit https://www.qualys.com/2019/01/09/system-down/system-down.txt
Third Party Advisory http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Explo...
Mailing List http://seclists.org/fulldisclosure/2019/May/21
Mailing List http://www.openwall.com/lists/oss-security/2019/05/10/4
Third Party Advisory http://www.securityfocus.com/bid/106527
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2091
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:3222
and 8 more references
35
/ 100
moderate-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 22/34 · High