MBS Single-A prior 6_0_0_7 stack-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in MBS Single-A, Double-A Profibus, Double-A x-link, Single-X, Double-X CAN, Double-X DALI, Double-X KNX, Double-X LON, Double-X M-Bus, Double-X PROFINET, Double-X x-link, Triple-X KNX+DALI, Triple-X KNX+LON, Triple-X KNX+M-Bus, Triple-X PROFINET+DALI, Triple-X PROFINET+KNX, Triple-X PROFINET+LON and Triple-X PROFINET+M-Bus. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to stack-based overflow. The identification of this vulnerability is CVE-2026-35083. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in MBS Single-A, Double-A Profibus, Double-A x-link, Single-X, Double-X CAN, Double-X DALI, Double-X KNX, Double-X LON, Double-X M-Bus, Double-X PROFINET, Double-X x-link, Triple-X KNX+DALI, Triple-X KNX+LON, Triple-X KNX+M-Bus, Triple-X PROFINET+DALI, Triple-X PROFINET+KNX, Triple-X PROFINET+LON and Triple-X PROFINET+M-Bus and classified as critical. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A remote attacker with user privileges can exploit a stack buffer overflow to gain full system access as root.

The weakness was shared by Adrien Rey as VDE-2026-039. The advisory is shared for download at certvde.com. This vulnerability was named CVE-2026-35083 since 04/01/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/03/2026).

Upgrading to version 6_0_0_7 eliminates this vulnerability.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (CERTVDE): 🔒

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Single-A/Double-A Profibus/Double-A x-link/Single-X/Double-X CAN/Double-X DALI/Double-X KNX/Double-X LON/Double-X M-Bus/Double-X PROFINET/Double-X x-link/Triple-X KNX+DALI/Triple-X KNX+LON/Triple-X KNX+M-Bus/Triple-X PROFINET+DALI/Triple-X PROFINET+KNX/Triple-X PROFINET+LON/Triple-X PROFINET+M-Bus 6_0_0_7

Timelineinfo

04/01/2026 CVE reserved
06/03/2026 +63 days Advisory disclosed
06/03/2026 +0 days VulDB entry created
06/03/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: VDE-2026-039
Researcher: Adrien Rey
Status: Confirmed

CVE: CVE-2026-35083 (🔒)
GCVE (CVE): GCVE-0-2026-35083
GCVE (VulDB): GCVE-100-368104

Entryinfo

Created: 06/03/2026 15:59
Changes: 06/03/2026 15:59 (76)
Complete: 🔍
Cache ID: 216::103

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