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CVE-2020-1999

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CVE-2020-1999

Published: Nov 12, 2020

Modified: Sep 17, 2024

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

A vulnerability exists in the Palo Alto Network PAN-OS signature-based threat detection engine that allows an attacker to communicate with devices in the network in a way that is not analyzed for threats by sending data through specifically crafted TCP packets. This technique evades signature-based threat detection. This issue impacts: PAN-OS 8.1 versions earlier than 8.1.17; PAN-OS 9.0 versions earlier than 9.0.11; PAN-OS 9.1 versions earlier than 9.1.5; All versions of PAN-OS 7.1 and PAN-OS 8.0.

VendorProductVersions

Palo Alto Networks

PAN-OS

affected
7.1.*
affected
8.0.*
unaffected
10.0.*
affected
8.1 - < 8.1.17
affected
9.0 - < 9.0.11

+1 more versions

Weaknesses (CWE)

CWE-754

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

References

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