What is CVE-2021-3047?

CVE-2021-3047 is a security advisory published by Palo Alto Networks Security Advisories with Medium severity. CVE-2021-3047 PAN-OS: Weak Cryptography Used in Web Interface Authentication

Which CVE IDs does CVE-2021-3047 cover?

CVE-2021-3047 covers the following CVE IDs: CVE-2021-3047. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2021-3047?

CVE-2021-3047 affects 1 product, including: PAN-OS.

CVE-2021-3047Medium

CVE-2021-3047 PAN-OS: Weak Cryptography Used in Web Interface Authentication

Vendor

Palo Alto Networks Security Advisories

Published

August 11, 2021

Last Modified

August 11, 2021

🔗 CVE IDs covered (1)

CVE-2021-3047 →

📋 Description

A cryptographically weak pseudo-random number generator (PRNG) is used during authentication to the Palo Alto Networks PAN-OS web interface. This enables an authenticated attacker, with the capability to observe their own authentication secrets over a long duration on the PAN-OS appliance, to impersonate another authenticated web interface administrator's session.

This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.19; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.10; PAN-OS 10.0 versions earlier than PAN-OS 10.0.4. PAN-OS 10.1 versions are not impacted.

🎯 Affected products1

PAN-OS

✅ Remediation

This issue is fixed in PAN-OS 8.1.19, PAN-OS 9.0.14, PAN-OS 9.1.10, PAN-OS 10.0.4, and all later PAN-OS versions. Workarounds and mitigations: There are no known workarounds for this issue.

🔗 References (1)

advisoryhttps://security.paloaltonetworks.com/CVE-2021-3047