National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-2298 Detail

Current Description

The mcollective-sshkey-security plugin before 0.5.1 for Puppet uses a server-specified identifier as part of a path where a file is written. A compromised server could use this to write a file to an arbitrary location on the client with the filename appended with the string "_pub.pem".

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/puppetlabs/mcollective-sshkey-security/blob/0.5.1/CHANGELOG.md Third Party Advisory
https://github.com/puppetlabs/mcollective-sshkey-security/commit/3388a3109f4fb1c69fa8505e991bf59ca20d19a2 Third Party Advisory
https://puppet.com/security/cve/cve-2017-2298 Mitigation Patch Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:puppetlabs:mcollective-sshkey-security:*:*:*:*:*:puppet:*:*
     Show Matching CPE(s)
Up to (including)
0.5.0


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-2298
NVD Published Date:
06/30/2017
NVD Last Modified:
07/06/2017