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5.3 Medium

CVE-2020-2039 An uncontrolled resource consumption vulnerability in Palo Alto Networks PAN-OS allows for a remote unauthenticated user…

Description

An uncontrolled resource consumption vulnerability in Palo Alto Networks PAN-OS allows for a remote unauthenticated user to upload temporary files through the management web interface that are not properly deleted after the request is finished. It is possible for an attacker to disrupt the availability of the management web interface by repeatedly uploading files until available disk space is exhausted. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.16; PAN-OS 9.0 versions earlier than PAN-OS 9.0.10; PAN-OS 9.1 versions earlier than PAN-OS 9.1.4; PAN-OS 10.0 versions earlier than PAN-OS 10.0.1.

Affected products and versions

Product Affected versions Fixed in
PAN-OS 10.0 10.0 → < 10.0.1 10.0.1
PAN-OS 9.1 9.1 → < 9.1.4 9.1.4
PAN-OS 9.0 9.0 → < 9.0.10 9.0.10
PAN-OS 8.1 8.1 → < 8.1.16 8.1.16

Other CVEs of PAN-OS

The 197 CVEs of PAN-OS →
CVE-2026-0316 A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious… 1.1 Low CVE-2026-0317 A denial of service vulnerability in Palo Alto Networks PAN-OS software enables an authenticated user with a read-only… 1.2 Low CVE-2026-0318 A stack-based buffer overflow vulnerability in the log processing functionality of Palo Alto Networks PAN-OS® software… 4.6 Medium CVE-2026-0319 An improper input handling vulnerability in the GlobalProtect™ gateway of Palo Alto Networks PAN-OS software enables… 4.9 Medium
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