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

CVE-2018-16881

Disclosure Date: January 25, 2019
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Description

A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash. Versions before 8.27.0 are vulnerable.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • debian,
  • redhat,
  • rsyslog

Products

  • debian linux 9.0,
  • enterprise linux desktop 7.0,
  • enterprise linux for ibm z systems 7.0,
  • enterprise linux for power big endian 7.0,
  • enterprise linux for power little endian 7.0,
  • enterprise linux for scientific computing 7.0,
  • enterprise linux server 7.0,
  • enterprise linux workstation 7.0,
  • rsyslog,
  • virtualization 4.0,
  • virtualization host 4.0,
  • virtualization manager 4.3
Technical Analysis