Buffer overflow in Palo Alto Networks Pan-os
CVE-2021-3064
A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root…
Vulnerability class: Buffer Overflow
EPSS: 0.613 (98.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Palo Alto Networks Pan-os — versions 9.0.*, 9.1.*, 10.0.*
- Palo Alto Networks Prisma Access — versions 2.2 all, 2.1 all
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.paloaltonetworks.com/CVE-2021-3064 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-3064?
- CVE-2021-3064 is a critical-severity vulnerability in Palo Alto Networks Pan-os, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2021-11-10.
- How severe is CVE-2021-3064?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-3064 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.