How severe is CVE-2021-3039?

CVE-2021-3039 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-3039 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3039?

CVE-2021-3039 affects Paloaltonetworks Prisma Cloud. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-3039?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-3039 published?

CVE-2021-3039 was published on 2021-06-10 and last updated on 2026-06-17.

CVE-2021-3039

CVE-2021-3039 is a low-severity vulnerability in Paloaltonetworks Prisma Cloud with a CVSS 3.x base score of 3.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: Low (CVSS 3.x base score 3.8)
CVSS v2: 5.5
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Paloaltonetworks Prisma Cloud
Published: 2021-06-10
Last modified: 2026-06-17

Description

An information exposure through log file vulnerability exists in the Palo Alto Networks Prisma Cloud Compute Console where a secret used to authorize the role of the authenticated user is logged to a debug log file. Authenticated Operator role and Auditor role users with access to the debug log files can use this secret to gain Administrator role access for their active session in Prisma Cloud Compute. Prisma Cloud Compute SaaS versions were automatically upgraded to the fixed release. This issue impacts all Prisma Cloud Compute versions earlier than Prisma Cloud Compute 21.04.412.

Frequently asked questions

What is CVE-2021-3039?: An information exposure through log file vulnerability exists in the Palo Alto Networks Prisma Cloud Compute Console where a secret used to authorize the role of the authenticated user is logged to a debug log file. Authenticated Operator role and Auditor role users with access to the debug log files can use this secret to gain Administrator role access for their active session in Prisma Cloud Compute. Prisma Cloud Compute SaaS versions were automatically upgraded to the fixed release. This issue impacts all Prisma Cloud Compute versions earlier than Prisma Cloud Compute 21.04.412.
How severe is CVE-2021-3039?: CVE-2021-3039 has a CVSS 3.x base score of 3.8, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-3039 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3039?: CVE-2021-3039 affects Paloaltonetworks Prisma Cloud. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-3039?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-3039 published?: CVE-2021-3039 was published on 2021-06-10 and last updated on 2026-06-17.

References

https://security.paloaltonetworks.com/CVE-2021-3039

Affected products (1)

cpe:2.3:a:paloaltonetworks:prisma_cloud:*:*:*:*:compute:*:*:*

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