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AUSCERT External Security Bulletin Redistribution
ESB-2018.0511
Critical vulnerability addressed in AppFormix
21 February 2018
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AusCERT Security Bulletin Summary
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Product: AppFormix
Publisher: Juniper Networks
Operating System: Linux variants
Impact/Access: Root Compromise -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-0015
Original Bulletin:
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10843
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2018-02 Security Bulletin: AppFormix: Debug Shell Command Execution in
AppFormix Agent (CVE-2018-0015)
[JSA10843]
Product Affected:
This issue affects AppFormix versions 2.7, 2.11, and 2.15
Problem:
A malicious user with unrestricted access to the AppFormix application management
platform may be able to access a Python debug console and execute system commands
with root privilege. The AppFormix Agent exposes the debug console on a host
where AppFormix Agent is executing. If the host is executing AppFormix Agent,
an attacker may access the debug console and execute Python commands with root
privilege.
Affected AppFormix releases are:
All versions of 2.7;
2.11 versions prior to 2.11.3;
2.15 versions prior to 2.15.2.
Juniper SIRT is not aware of any malicious exploitation of this vulnerability,
however, the issue has been seen in a production network.
No other Juniper Networks products or platforms are affected by this issue.
This issue has been assigned CVE-2018-0015.
Solution:
The following software releases have been updated to resolve this specific issue:
AppFormix v2.11.3, v2.15.2, and all subsequent releases.
KB16765 – "In which releases are vulnerabilities fixed?" describes which release
vulnerabilities are fixed as per our End of Engineering and End of Life support
policies.
Workaround:
Follow security best current practices (BCPs) to limit the exploitable attack
surface of critical infrastructure networking equipment. Use access lists or
firewall filters to limit access to well known ports on the platform, and only
from trusted, administrative networks or hosts.
Implementation:
How to obtain fixed software:
Software release Service Packages are available at https://support.juniper.net
from the "Download Software" links.
Modification History:
2018-02-20: Initial publication
Related Links:
KB16613: Overview of the Juniper Networks SIRT Quarterly Security Bulletin
Publication Process
KB16765: In which releases are vulnerabilities fixed?
KB16446: Common Vulnerability Scoring System (CVSS) and Juniper's Security
Advisories
Report a Vulnerability - How to Contact the Juniper Networks Security
Incident Response Team
CVE-2018-0015: Debug Shell Command Execution in AppFormix Agent
CVSS Score:
9.8 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Risk Level:
Critical
Risk Assessment:
A malicious user with unrestricted access to the platform will be able to execute
system commands with root access.
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