Zyxel USG FLEX/VPN Hotspot privileges management

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Zyxel USG FLEX and VPN. The affected element is an unknown function of the component Hotspot. Such manipulation leads to privileges management. This vulnerability is referenced as CVE-2023-5960. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in Zyxel USG FLEX and VPN (Network Encryption Software) (unknown version). It has been rated as problematic. Affected by this issue is an unknown code block of the component Hotspot. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality. CVE summarizes:

An improper privilege management vulnerability in the hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.37 and VPN series firmware versions 4.30 through 5.37 could allow an authenticated local attacker to access the system files on an affected device.

The weakness was published 11/28/2023. The advisory is available at zyxel.com. This vulnerability is handled as CVE-2023-5960 since 11/06/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (Zyxel Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/06/2023 🔍
11/28/2023 +22 days 🔍
11/28/2023 +0 days 🔍
11/28/2023 +0 days 🔍

Sourcesinfo

Vendor: zyxel.com

Advisory: zyxel.com
Status: Confirmed

CVE: CVE-2023-5960 (🔍)
GCVE (CVE): GCVE-0-2023-5960
GCVE (VulDB): GCVE-100-246230

Entryinfo

Created: 11/28/2023 07:58
Changes: 11/28/2023 07:58 (48)
Complete: 🔍
Cache ID: 216::103

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