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

CVE-2017-2295

Disclosure Date: July 05, 2017
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Versions of Puppet prior to 4.10.1 will deserialize data off the wire (from the agent to the server, in this case) with a attacker-specified format. This could be used to force YAML deserialization in an unsafe manner, which would lead to remote code execution. This change constrains the format of data on the wire to PSON or safely decoded YAML.

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CVSS V3 Severity and Metrics
Base Score:
8.2 High
Impact Score:
5.8
Exploitability Score:
1.8
Vector:
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
None

General Information

Vendors

  • debian,
  • puppet

Products

  • debian linux 8.0,
  • puppet

Additional Info

Technical Analysis