Dynacolor FCM-MB40 /usr/sbin/default.sh Persistent 7pk security

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability classified as critical has been found in Dynacolor FCM-MB40 Affected is an unknown function of the file /usr/sbin/default.sh. The manipulation with an unknown input leads to a 7pk security vulnerability (Persistent). CWE is classifying the issue as CWE-254. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

/usr/sbin/default.sh and /usr/apache/htdocs/cgi-bin/admin/hardfactorydefault.cgi on Dynacolor FCM-MB40 v1.2.0.0 devices implement an incomplete factory-reset process. A backdoor can persist because neither system accounts nor the set of services is reset.

The weakness was released 07/08/2019. This vulnerability is traded as CVE-2019-13402 since 07/07/2019. The exploitability is told to be difficult. It is possible to launch the attack remotely. The successful exploitation requires a authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1211 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.





CPE 2.3info

CPE 2.2info


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VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.0
VulDB Temp Score: 5.0
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NVD Base Score: 8.8
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Name: Persistent
Class: 7pk security / Persistent
CWE: CWE-254

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


07/07/2019 🔍
07/08/2019 +1 days 🔍
07/08/2019 +0 days 🔍
10/18/2023 +1563 days 🔍


Advisory: xor.cat
Status: Not defined

CVE: CVE-2019-13402 (🔍)


Created: 07/08/2019 08:17 AM
Updated: 10/18/2023 10:40 AM
Changes: 07/08/2019 08:17 AM (38), 07/02/2020 10:47 AM (17), 10/18/2023 10:40 AM (3)
Complete: 🔍
Cache ID: 100:6EE:40


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