# CVE-2021-3033: Prisma Cloud Compute: SAML Authentication Bypass Vulnerability in Console

> Attackers can bypass SAML signature validation to log in as any authorized user in the Prisma Cloud Compute console.

- **Severity:** Critical 9.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 Feb 2021
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-9pf8-h538-2p8j

## What is CVE-2021-3033?

CVE-2021-3033 is a critical authentication bypass vulnerability in Palo Alto Networks Prisma Cloud Compute, published on 10 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official 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.

Weakness: CWE-347 (Improper Verification of Cryptographic Signature)

## Which versions are affected by CVE-2021-3033?

It affects 1 product.


Products: Paloaltonetworks Prisma Cloud.

## How do I fix CVE-2021-3033?

No fix has been published for CVE-2021-3033 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-3033 being exploited?

There is no known exploitation of CVE-2021-3033 in the wild and no public exploit code.

## Other vulnerabilities in Palo Alto Networks Prisma Cloud Compute

- [CVE-2021-3043](https://insights.sbomify.com/CVE-2021-3043/): Prisma Cloud: Cross-Site Scripting (XSS) Vulnerability in Prisma Cloud Compute Web Console (high 7.5)
- [CVE-2024-5906](https://insights.sbomify.com/CVE-2024-5906/): Prisma Cloud Compute: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface (medium 4.8)
- [CVE-2021-3039](https://insights.sbomify.com/CVE-2021-3039/): Prisma Cloud Compute: User role authorization secret for Console leaked through log file export (low 3.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-3033 and fix it if it is affected.

What it is: CVE-2021-3033 is a critical authentication bypass vulnerability in Palo Alto Networks Prisma Cloud Compute, published on 10 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-3033 in the wild and no public exploit code.

Affected product: Palo Alto Networks Prisma Cloud Compute. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2021-3033/ (Markdown: https://insights.sbomify.com/CVE-2021-3033/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-3033
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-3033
- OSV: https://osv.dev/vulnerability/CVE-2021-3033

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-3033/
Summaries are generated and may contain mistakes; the official description above is the record.