Palo Alto PAN-OS up to 7.1.25/8.0.20/8.1.11/9.0.5 Proxy Service authentication bypass

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Palo Alto PAN-OS up to 7.1.25/8.0.20/8.1.11/9.0.5. It has been declared as critical. This vulnerability affects unknown code of the component Proxy Service. Executing a manipulation can lead to authentication bypass. The identification of this vulnerability is CVE-2020-2018. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Palo Alto PAN-OS up to 7.1.25/8.0.20/8.1.11/9.0.5 (Firewall Software). This vulnerability affects some unknown processing of the component Proxy Service. The manipulation with an unknown input leads to a authentication bypass vulnerability. The CWE definition for the vulnerability is CWE-305. The authentication algorithm is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An authentication bypass vulnerability in Palo Alto Networks PAN-OS Panorama proxy service allows an unauthenticated user with network access to Panorama and the knowledge of the Firewall’s serial number to register the PAN-OS firewall to register the device. After the PAN-OS device is registered, the user can further compromise the PAN-OS instances managed by Panorama. This issue affects: PAN-OS 7.1 versions earlier than 7.1.26; PAN-OS 8.0 versions earlier than 8.0.21; PAN-OS 8.1 versions earlier than 8.1.12; PAN-OS 9.0 versions earlier than 9.0.6.

The weakness was shared 05/13/2020. This vulnerability was named CVE-2020-2018 since 12/04/2019. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 7.1.26, 8.0.21, 8.1.12, 9.0.6 or 9.1.0 eliminates this vulnerability.

The entries VDB-155223, VDB-155222, VDB-155221 and VDB-155220 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Authentication bypass
CWE: CWE-305 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PAN-OS 7.1.26/8.0.21/8.1.12/9.0.6/9.1.0

Timelineinfo

12/04/2019 🔍
05/13/2020 +161 days 🔍
05/14/2020 +1 days 🔍
10/17/2020 +156 days 🔍

Sourcesinfo

Vendor: paloaltonetworks.com

Status: Not defined

CVE: CVE-2020-2018 (🔍)
GCVE (CVE): GCVE-0-2020-2018
GCVE (VulDB): GCVE-100-155224
See also: 🔍

Entryinfo

Created: 05/14/2020 09:11
Updated: 10/17/2020 19:03
Changes: 05/14/2020 09:11 (38), 05/14/2020 09:16 (12), 10/17/2020 19:03 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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