Home/CVE/An allocation of memory without limits, that could result in the stack clashing with another memory region, was discover
CVE

CVE-2018-16864

An allocation of memory without limits, that could result in the stack clashing with another memory region, was discover

An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.

HIGH · CVSS 7.8 EPSS 0.00146
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-770Allocation of Resources Without Limits or Throttling
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

11
systemd project systemd<= 240
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux server ausall versions
redhat enterprise linux server eusall versions
redhat enterprise linux server tusall versions
redhat enterprise linux workstationall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocwww.qualys.com · system-down.txtwww.qualys.com
◈

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

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
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 NVD11 Jan 2019 · 08:29 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

16
suse-csafopenSUSE-SU-2024:11420-1
msrcCVE-2018-16864
suse-csafSUSE-SU-2019:0054-2
suse-csafopenSUSE-SU-2019:0098-1
suse-csafSUSE-SU-2019:0135-1
🔗

References & Sources

10
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/2021/07/20/2Mailing List
http://www.securityfocus.com/bid/106523Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16864Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00016.htmlThird Party Advisory
https://security.gentoo.org/glsa/201903-07Third Party Advisory
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin