Palo Alto PAN-OS up to 8.1.16 GlobalProtect Portal stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Palo Alto PAN-OS up to 8.1.16. This affects an unknown function of the component GlobalProtect Portal. The manipulation leads to stack-based overflow. This vulnerability is documented as CVE-2021-3064. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Palo Alto PAN-OS up to 8.1.16 (Firewall Software). This issue affects an unknown code of the component GlobalProtect Portal. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability.

The weakness was released 11/10/2021. It is possible to read the advisory at security.paloaltonetworks.com. The identification of this vulnerability is CVE-2021-3064 since 01/06/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/10/2021).

Upgrading to version 8.1.17 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (Palo Alto Networks, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
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 8.1.17

Timelineinfo

01/06/2021 🔍
11/10/2021 +308 days 🔍
11/10/2021 +0 days 🔍
11/12/2021 +2 days 🔍

Sourcesinfo

Vendor: paloaltonetworks.com

Advisory: security.paloaltonetworks.com
Status: Confirmed

CVE: CVE-2021-3064 (🔍)
GCVE (CVE): GCVE-0-2021-3064
GCVE (VulDB): GCVE-100-186491

Entryinfo

Created: 11/10/2021 20:18
Updated: 11/12/2021 14:21
Changes: 11/10/2021 20:18 (50), 11/12/2021 14:21 (1)
Complete: 🔍
Cache ID: 216::103

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