MBS Firmware 6_00_05 dpcheck system utility /cgi-bin/wwwugw.cgi ugw-restart code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.9$0-$5k0.41

Summaryinfo

A vulnerability identified as very critical has been detected in MBS Firmware 6_00_05. This issue affects the function ugw-restart of the file /cgi-bin/wwwugw.cgi of the component dpcheck system utility. The manipulation leads to code injection. This vulnerability is uniquely identified as CVE-2026-75161. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in MBS Firmware 6_00_05. It has been rated as very critical. This issue affects the function ugw-restart of the file /cgi-bin/wwwugw.cgi of the component dpcheck system utility. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue in the ugw-restart method of /cgi-bin/wwwugw.cgi in MBS-Solutions X-Serie Gateway firmware V6_00_05 allows a remote authenticated user with the low-privileged Standard role to inject arbitrary code into the dpcheck system utility executed as root.

The advisory is shared at en.mbs-solutions.de. The identification of this vulnerability is CVE-2026-75161 since 08/17/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/04/2026). MITRE ATT&CK project uses the attack technique T1059 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.9

VulDB Base Score: 9.9
VulDB Temp Score: 9.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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

08/17/2026 CVE reserved
09/04/2026 +18 days Advisory disclosed
09/04/2026 +0 days VulDB entry created
09/04/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: en.mbs-solutions.de
Status: Not defined

CVE: CVE-2026-75161 (🔒)
GCVE (CVE): GCVE-0-2026-75161
GCVE (VulDB): GCVE-100-398897

Entryinfo

Created: 09/04/2026 18:03
Changes: 09/04/2026 18:03 (55)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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