CVE-2021-3063
Description
An improper handling of exceptional conditions vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to send specifically crafted traffic to a GlobalProtect interface that causes the service to stop responding. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.21; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h4; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h3; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8-h4; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers are not impacted by this issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*range: >=8.1.0,<8.1.21
- (no CPE)range: <8.1.21, <9.0.14-h4, <9.1.11-h3, <10.0.8-h4, <10.1.3
- (no CPE)range: 8.1
- Range: <8.1.21, <9.0.14-h4, <9.1.11-h3, <10.0.8-h4, <10.1.3
- Range: 2.2 all
Patches
Vulnerability mechanics
References
1- security.paloaltonetworks.com/CVE-2021-3063nvdVendor Advisory
News mentions
0No linked articles in our index yet.