ZyXEL CloudCNM SecuManager 3.1.0/3.1.1 API zy_install_user missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability was found in ZyXEL CloudCNM SecuManager 3.1.0/3.1.1 (Cloud Software) and classified as critical. Affected by this issue is the function zy_install_user of the component API. The manipulation with an unknown input leads to a missing authentication vulnerability. Using CWE to declare the problem leads to CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has an unauthenticated zy_install_user API.

The weakness was presented 09/29/2022. The advisory is shared for download at pierrekim.github.io. This vulnerability is handled as CVE-2020-15342 since 06/26/2020. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/25/2022).

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

See VDB-209764, VDB-209765, VDB-209766 and VDB-209767 for similar entries.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

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

06/26/2020 🔍
09/29/2022 +825 days 🔍
09/29/2022 +0 days 🔍
10/25/2022 +26 days 🔍

Sourcesinfo

Vendor: zyxel.com

Advisory: pierrekim.github.io
Status: Not defined

CVE: CVE-2020-15342 (🔍)
See also: 🔍

Entryinfo

Created: 09/29/2022 09:02 AM
Updated: 10/25/2022 09:58 AM
Changes: 09/29/2022 09:02 AM (40), 10/25/2022 09:58 AM (11)
Complete: 🔍
Cache ID: 100:E2A:40

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