CVE-2019-1889: Cisco Application Policy Infrastructure Controller REST API Privilege Escalation Vulnerability
First published: Thu Jul 04 2019(Updated: )
A vulnerability in the REST API for software device management in Cisco Application Policy Infrastructure Controller (APIC) Software could allow an authenticated, remote attacker to escalate privileges to root on an affected device. The vulnerability is due to incomplete validation and error checking for the file path when specific software is uploaded. An attacker could exploit this vulnerability by uploading malicious software using the REST API. A successful exploit could allow an attacker to escalate their privilege level to root. The attacker would need to have the administrator role on the device.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Application Policy Infrastructure Controller | =4.1\(1j\) |
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Reference Links
Frequently Asked Questions
What is CVE-2019-1889?
CVE-2019-1889 is a vulnerability in the REST API for software device management in Cisco Application Policy Infrastructure Controller (APIC) Software that allows an authenticated, remote attacker to escalate privileges to root on an affected device.
What is the severity of CVE-2019-1889?
The severity of CVE-2019-1889 is critical with a severity value of 7.2.
What software is affected by CVE-2019-1889?
Cisco Application Policy Infrastructure Controller (APIC) Software version 4.1(1j) is affected by CVE-2019-1889.
How can an attacker exploit CVE-2019-1889?
An attacker can exploit CVE-2019-1889 by leveraging incomplete validation and error checking in the REST API for software device management in Cisco APIC Software.
Is there a fix for CVE-2019-1889?
Yes, Cisco has provided a fix for CVE-2019-1889. Please refer to the Cisco Security Advisory for more information.
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