ESB-2018.0715 - [Win][UNIX/Linux] ePolicy Orchestrator: Execute arbitrary code/commands - Remote with user interaction 2018-03-12

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.0715
         ePolicy Orchestrator update fixes possible blind command
                          injection vulnerability
                               12 March 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           ePolicy Orchestrator
Publisher:         McAfee
Operating System:  Windows
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-3936  

Original Bulletin: 
   https://kc.mcafee.com/corporate/index?page=content&id=SB10227

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McAfee Security Bulletin – ePolicy Orchestrator update fixes possible blind
command injection vulnerability (CVE-2017-3936)
Security Bulletin ID: SB10227 First Published: February 23, 2018 Last Modified:
February 23, 2018

Summary
Impact of Vulnerability: OS Command Injection (CWE-78)
CVE ID: CVE-2017-3936
Severity Rating: Medium
CVSS v3 Base/Temporal Scores: 5.4/5.0
Recommendations: Upgrade to the latest ePolicy Orchestrator (ePO) patch
Security Bulletin Replacement: None

Affected Software:
• ePO 5.1.3, 5.1.2, 5.1.1, and 5.1.0
• ePO 5.3.2 and 5.3.1
• ePO 5.9.0
Location of updated software:
 http://www.mcafee.com/us/downloads/downloads.aspx

Vulnerability Description

CVE-2017-3936
Possible OS command injection vulnerability in ePO.
ePO does not sanitize the user input data before exporting it into a CSV format
output. http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-3936

Remediation

To remediate this issue:
• Users of ePO 5.1.3 or earlier are recommended to upgrade to ePO 5.3.3 or
5.9.1.
• Users of ePO 5.3.2 or earlier are recommended to upgrade to ePO 5.3.3 or
5.9.1.
• Users of ePO 5.9.0 are recommended to upgrade to ePO 5.9.1.
Go to the Product Downloads site and download the applicable product patch
files:

Product Versions Type File Name Release Date
ePO 5.9.1 Patch EPO591L.zip November 30, 2017
ePO 5.3.3 Patch EPO533L.zip July 26, 2017

Download and Installation Instructions
See KB56057 for instructions on how to download McAfee products, documentation,
security updates, patches, and hotfixes. Review the Release Notes and the
Installation Guide, which you can download from the Documentation tab, for
instructions on how to install these updates.

Product Specific Notes
ePO 5.1.x is currently End of Life (EOL). McAfee recommends that customers using
ePO 5.1.x upgrade to ePO 5.3.x or 5.9.x.

Workaround

None. McAfee strongly recommends you install the available patch.

Acknowledgements

None.

What are the CVSS scoring metrics?

CVE-2017-3936:
Base Score 5.4
Attack Vector (AV) Adjacent Network (A)
Attack Complexity (AC) High (H)
Privileges Required (PR) None (N)
User Interaction (UI) Required (R)
Scope (S) Changed (C)
Confidentiality (C) Low (L)
Integrity (I) Low (L)
Availability (A) Low (L)
Temporal Score (Overall) 4.0
Exploitability (E) Functional exploit exists (E)
Remediation Level (RL) Official Fix (O)
Report Confidence (RC) Confirmed (C)

NOTE: The below CVSS version 3.0 vector was used to generate this score.
https://nvd.nist.gov/vuln-metrics/cvss/v3-
calculator?vector=AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

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