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CVE-2020-2031

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CVE-2020-2031

Published: Jul 8, 2020

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

4.9

MEDIUM

Description

An integer underflow vulnerability in the dnsproxyd component of the PAN-OS management interface allows authenticated administrators to issue a command from the command line interface that causes the component to stop responding. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue impacts: PAN-OS 9.1 versions earlier than PAN-OS 9.1.3. This issue does not impact PAN-OS 8.1, PAN-OS 9.0, or Prisma Access services.

VendorProductVersions

Palo Alto Networks

PAN-OS

unaffected
9.0.*
unaffected
8.1.*
affected
9.1 - < 9.1.3

Weaknesses (CWE)

CWE-191

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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