Is CVE-2021-3064 in the CISA KEV catalog?

No. CVE-2021-3064 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-3064?

CVE-2021-3064 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-3064?

CVE-2021-3064 has an EPSS score of 19.09% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2021-3064

CRITICALEPSS 97th pctl

9.8

CVSS v3

NVD

Description

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 privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue.

CWE-121 CWE-787Out-of-bounds Write

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

19.09%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

https://security.paloaltonetworks.com/CVE-2021-3064

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.