CVE-2021-3059: PAN-OS: OS Command Injection Vulnerability When Performing Dynamic Updates
First published: Wed Nov 10 2021(Updated: )
An OS command injection vulnerability in the Palo Alto Networks PAN-OS management interface exists when performing dynamic updates. This vulnerability enables a man-in-the-middle attacker to execute arbitrary OS commands to escalate privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers that have Prisma Access 2.1 Preferred or Prisma Access 2.1 Innovation firewalls are impacted by this issue.
Credit: psirt@paloaltonetworks.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Paloaltonetworks Pan-os | >=8.1.0<=8.1.20 | |
| Paloaltonetworks Pan-os | >=9.0.0<=9.0.14 | |
| Paloaltonetworks Pan-os | >=9.1.0<=9.1.11 | |
| Paloaltonetworks Pan-os | >=10.0.0<10.0.8 | |
| Paloaltonetworks Pan-os | >=10.1.0<10.1.3 |
Remedy
This issue is fixed in PAN-OS 8.1.20-h1, PAN-OS 9.0.14-h3, PAN-OS 9.1.11-h2, PAN-OS 10.0.8, PAN-OS 10.1.3, and all later PAN-OS versions.
Remedy
This issue is fixed in Prisma Access 2.2 Preferred and all later Prisma Access versions.
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Reference Links
Frequently Asked Questions
What is CVE-2021-3059?
CVE-2021-3059 is an OS command injection vulnerability in the Palo Alto Networks PAN-OS management interface.
How does CVE-2021-3059 impact PAN-OS?
CVE-2021-3059 allows a man-in-the-middle attacker to execute arbitrary OS commands to escalate privileges on PAN-OS.
Which versions of PAN-OS are affected by CVE-2021-3059?
PAN-OS 8.1 versions earlier than 8.1.20, PAN-OS 9.0 versions earlier than 9.0.14, PAN-OS 9.1 versions earlier than 9.1.11, PAN-OS 10.0 versions earlier than 10.0.8, and PAN-OS 10.1 versions earlier than 10.1.3 are affected by CVE-2021-3059.
What is the severity of CVE-2021-3059?
CVE-2021-3059 has a severity rating of high.
How can I fix CVE-2021-3059?
To fix CVE-2021-3059, upgrade PAN-OS to version 8.1.20, 9.0.14, 9.1.11, 10.0.8, or 10.1.3, depending on the installed version.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/severity
- agent/author
- agent/references
- agent/remedy
- agent/title
- agent/tags
- agent/first-publish-date
- agent/event
- agent/description
- vendor/paloaltonetworks
- canonical/paloaltonetworks pan-os
- version/paloaltonetworks pan-os/8.1.0
- version/paloaltonetworks pan-os/8.1.20
- version/paloaltonetworks pan-os/9.0.0
- version/paloaltonetworks pan-os/9.0.14
- version/paloaltonetworks pan-os/9.1.0
- version/paloaltonetworks pan-os/9.1.11
- version/paloaltonetworks pan-os/10.0.0
- version/paloaltonetworks pan-os/10.1.0