Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2018-1049

Disclosure Date: February 16, 2018 •
CVE-2018-1049 CVSS v3 Base Score: 5.9
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

In systemd prior to 234 a race condition exists between .mount and .automount units such that automount requests from kernel may not be serviced by systemd resulting in kernel holding the mountpoint and any processes that try to use said mount will hang. A race condition like this may lead to denial of service, until mount points are unmounted.

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CVSS V3 Severity and Metrics
Base Score:
5.9 Medium
Impact Score:
3.6
Exploitability Score:
2.2
Vector:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
systemd prior to 234
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • canonical,
  • debian,
  • redhat,
  • systemd project

Products

  • debian linux 8.0,
  • enterprise linux 7.0,
  • enterprise linux aus 7.4,
  • enterprise linux aus 7.6,
  • enterprise linux desktop 7.0,
  • enterprise linux server 7.0,
  • enterprise linux server aus 7.4,
  • enterprise linux server aus 7.6,
  • enterprise linux server eus 7.4,
  • enterprise linux server eus 7.5,
  • enterprise linux server eus 7.6,
  • enterprise linux server tus 7.4,
  • enterprise linux server tus 7.6,
  • enterprise linux workstation 7.0,
  • systemd,
  • ubuntu linux 14.04,
  • ubuntu linux 16.04
Technical Analysis