CVE-2021-3033

Prisma Cloud Compute: SAML Authentication Bypass Vulnerability in Console

CRITICAL
9.8
CVSS Score
Published: February 10, 2021 at 05:35 PM UTC
Updated: June 17, 2026 at 04:04 AM UTC
1 product affected across 1 vendorPrisma Cloud

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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%

Description

An improper verification of cryptographic signature vulnerability exists in the Palo Alto Networks Prisma Cloud Compute console. This vulnerability enables an attacker to bypass signature validation during SAML authentication by logging in to the Prisma Cloud Compute console as any authorized user. This issue impacts: All versions of Prisma Cloud Compute 19.11, Prisma Cloud Compute 20.04, and Prisma Cloud Compute 20.09; Prisma Cloud Compute 20.12 before update 1. Prisma Cloud Compute SaaS version is not impacted by this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

19.11 ≤ v ≤ update 220.04 ≤ v ≤ update 220.09 ≤ v ≤ update 220.12 ≤ v < update 119.1119.11 update_119.11 update_220.0420.04 update_120.04 update_220.0920.09 update_120.09 update_220.12
Affected range stops below update 1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-347

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