How severe is CVE-2021-3047?

CVE-2021-3047 has a CVSS v3 score of 4.2 (MEDIUM).

CVE-2021-3047

Name: pan-os
Author: paloaltonetworks

4.2MEDIUM

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

Published: 8/11/2021Updated: 11/21/2024

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.

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Affected Products

paloaltonetworkspan-os

References

https://security.paloaltonetworks.com/CVE-2021-3047
Vendor Advisory
https://security.paloaltonetworks.com/CVE-2021-3047
Vendor Advisory