2021-36380 | Sunhillo SureLine networkDiag.cgi os command injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
6.0	$0-$5k	0.07

A vulnerability was found in Sunhillo SureLine up to 8.7.0.1.0. It has been rated as critical. This issue affects an unknown functionality of the file /cgi/networkDiag.cgi. The manipulation of the argument ipAddr/dnsAddr with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-78. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Sunhillo SureLine before 8.7.0.1.1 allows Unauthenticated OS Command Injection via shell metacharacters in ipAddr or dnsAddr /cgi/networkDiag.cgi.

The weakness was released 08/14/2021. The advisory is shared at research.nccgroup.com. The identification of this vulnerability is CVE-2021-36380 since 07/12/2021. The exploitation is known to be easy. The attack can only be done within the local network. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading to version 8.7.0.1.1 eliminates this vulnerability.

Vendor

Name

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation
CWE: CWE-78
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: SureLine 8.7.0.1.1

07/12/2021 CVE assigned
08/14/2021 +33 days Advisory disclosed
08/14/2021 +0 days VulDB entry created
08/18/2021 +4 days VulDB last updateAdvisory: research.nccgroup.com
Status: Confirmed

CVE: CVE-2021-36380 (🔒)

Created: 08/14/2021 10:53
Updated: 08/18/2021 13:39
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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