CVE-2021-3059

Summary

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.

Affected Software

VendorProductVersion RangeStatus
Palo Alto NetworksPAN-OS10.0 < 10.0.8affected
Palo Alto NetworksPAN-OS10.1 < 10.1.3affected
Palo Alto NetworksPAN-OS8.1 < 8.1.20-h1affected
Palo Alto NetworksPAN-OS9.0 < 9.0.14-h3affected
Palo Alto NetworksPAN-OS9.1 < 9.1.11-h2affected
Palo Alto NetworksPrisma Access2.1 Innovationaffected
Palo Alto NetworksPrisma Access2.1 Preferredaffected
Palo Alto NetworksPrisma Accessall < 2.2*unaffected

Weaknesses

  • CWE-78: CWE-78 OS Command Injection

Workarounds

You can disable scheduled dynamic updates for the firewall at 'Device Deployment > Dynamic Updates' in the web interface. Choosing not to receive dynamic updates will minimize your exposure to this vulnerability until you upgrade the PAN-OS firewall to a fixed version.

ADP Enrichment

CVE Program Container

Additional References

References