Vulnerability-Lookup

CVE-2025-3091 (GCVE-0-2025-3091)

Vulnerability from cvelistv5 – Published: 2025-06-24 08:10 – Updated: 2025-06-24 13:56

Title

MB connect line: Authorization bypass in mbCONNECT24/mymbCONNECT24

Summary

An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-06-24 13:55 UTC

CWE

CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

CERTVDE icscert root

References

2 references

URL	Tags
https://certvde.com/en/advisories/VDE-2025-035
https://certvde.com/en/advisories/VDE-2025-038

Impacted products

7 products

Vendor	Product	Version	CPE status
MB connect line	mbCONNECT24	Affected: 0 , < 2.16.5 (semver)	guessed
MB connect line	mymbCONNECT24	Affected: 0 , < 2.18.0 (semver)	guessed
MB connect line	mymbCONNECT24	Affected: 0 , < 2.16.5 (semver)	guessed
Helmholz	myREX24	Affected: 0 , < 2.18.0 (semver)	guessed
Helmholz	myREX24	Affected: 0 , < 2.16.5 (semver)	guessed
Helmholz	myREX24.virtual	Affected: 0 , < 2.18.0 (semver)	guessed
Helmholz	myREX24.virtual	Affected: 0 , < 2.16.5 (semver)	guessed

Credits

Peter Husted Simonsen Irwin Przeperski Eviden

Show details on NVD website

JSON

To clipboard

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BDU:2026-00759 (CVE-2025-3091)

Vulnerability from fstec – Published: 2026-01-23 – Updated: 2026-01-23 – View on bdu.fstec.ru Fixed

Title

Уязвимость промышленных систем удаленного доступа mymbCONNECT24 и mbCONNECT24, VPN-портала myREX24 и виртуального сервера myREX24.virtual, связанная с обходом авторизации посредством использования ключа, контролируемого пользователем, позволяющая нарушителю обойти существующие ограничения безопасности и войти в учётную запись другого пользователя

Summary

Уязвимость промышленных систем удаленного доступа mymbCONNECT24 и mbCONNECT24, VPN-портала myREX24 и виртуального сервера myREX24.virtual связана с обходом авторизации посредством использования ключа, контролируемого пользователем. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, обойти существующие ограничения безопасности и войти в учётную запись другого пользователя

Severity

7.1 (High) CVSS 2.0


                      
                        AV:N/AC:H/Au:S/C:C/I:C/A:C

7.5 (High) CVSS 3.1


                      
                        CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Authorization bypass

Incidents

Being clarified

Remediation

Software update

CWE

CWE-639 - Обход авторизации посредством использования ключа, контролируемого пользователем

Aliases

CVE-2025-3091, VDE-2025-035, VDE-2025-038

References

3 references

URL
https://nvd.nist.gov/vuln/detail/CVE-2025-3091
https://certvde.com/en/advisories/VDE-2025-035/
https://certvde.com/en/advisories/VDE-2025-038/

Impacted products

4 products from 1 vendor

Vendors

MB connect line GmbH

Products

mbCONNECT24, mymbCONNECT24, myREX24, myREX24.virtual

Versions

до 2.18.0 (mbCONNECT24), до 2.18.0 (mymbCONNECT24), до 2.18.0 (myREX24), до 2.18.0 (myREX24.virtual), до 2.16.5 (myREX24), до 2.16.5 (myREX24.virtual), до 2.16.5 (mbCONNECT24), до 2.16.5 (mymbCONNECT24)

Product types

Application software

Mitigations

Использование рекомендаций производителя: https://certvde.com/en/advisories/VDE-2025-035/ https://certvde.com/en/advisories/VDE-2025-038/

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:H/Au:S/C:C/I:C/A:C",
  "CVSS 3.0": "AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "MB connect line GmbH",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "\u0434\u043e 2.18.0 (mbCONNECT24), \u0434\u043e 2.18.0 (mymbCONNECT24), \u0434\u043e 2.18.0 (myREX24), \u0434\u043e 2.18.0 (myREX24.virtual), \u0434\u043e 2.16.5 (myREX24), \u0434\u043e 2.16.5 (myREX24.virtual), \u0434\u043e 2.16.5 (mbCONNECT24), \u0434\u043e 2.16.5 (mymbCONNECT24)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f:\nhttps://certvde.com/en/advisories/VDE-2025-035/\nhttps://certvde.com/en/advisories/VDE-2025-038/",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "16.06.2025",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "23.01.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "23.01.2026",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2026-00759",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2025-3091, VDE-2025-035, VDE-2025-038",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "mbCONNECT24, mymbCONNECT24, myREX24, myREX24.virtual",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": null,
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 mymbCONNECT24 \u0438 mbCONNECT24, VPN-\u043f\u043e\u0440\u0442\u0430\u043b\u0430 myREX24 \u0438 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 myREX24.virtual, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u043e\u0431\u0445\u043e\u0434\u043e\u043c \u0430\u0432\u0442\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043a\u043b\u044e\u0447\u0430, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043e\u0431\u043e\u0439\u0442\u0438 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u0432\u043e\u0439\u0442\u0438 \u0432 \u0443\u0447\u0451\u0442\u043d\u0443\u044e \u0437\u0430\u043f\u0438\u0441\u044c \u0434\u0440\u0443\u0433\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041e\u0431\u0445\u043e\u0434 \u0430\u0432\u0442\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043a\u043b\u044e\u0447\u0430, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c (CWE-639)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 mymbCONNECT24 \u0438 mbCONNECT24, VPN-\u043f\u043e\u0440\u0442\u0430\u043b\u0430 myREX24 \u0438 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 myREX24.virtual \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043e\u0431\u0445\u043e\u0434\u043e\u043c \u0430\u0432\u0442\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043a\u043b\u044e\u0447\u0430, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e, \u043e\u0431\u043e\u0439\u0442\u0438 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0438 \u0432\u043e\u0439\u0442\u0438 \u0432 \u0443\u0447\u0451\u0442\u043d\u0443\u044e \u0437\u0430\u043f\u0438\u0441\u044c \u0434\u0440\u0443\u0433\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041d\u0430\u0440\u0443\u0448\u0435\u043d\u0438\u0435 \u0430\u0432\u0442\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u0438",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://nvd.nist.gov/vuln/detail/CVE-2025-3091\nhttps://certvde.com/en/advisories/VDE-2025-035/\nhttps://certvde.com/en/advisories/VDE-2025-038/",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-639",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,1)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,5)"
}

FKIE_CVE-2025-3091

Vulnerability from fkie_nvd - Published: 2025-06-24 09:15 - Updated: 2026-06-17 09:19

Severity

7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.

References

	URL	Tags
	info@cert.vde.com	https://certvde.com/en/advisories/VDE-2025-035
	info@cert.vde.com	https://certvde.com/en/advisories/VDE-2025-038

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "mbCONNECT24",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.16.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "mymbCONNECT24",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "mymbCONNECT24",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "mymbCONNECT24",
          "vendor": "MB connect line",
          "versions": [
            {
              "lessThan": "2.16.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "myREX24",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "myREX24",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.16.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "myREX24.virtual",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "myREX24.virtual",
          "vendor": "Helmholz",
          "versions": [
            {
              "lessThan": "2.16.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "info@cert.vde.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password."
    },
    {
      "lang": "es",
      "value": "Un atacante remoto con pocos privilegios en posesi\u00f3n del segundo factor de otro usuario puede iniciar sesi\u00f3n como ese usuario sin conocer la contrase\u00f1a del otro usuario."
    }
  ],
  "id": "CVE-2025-3091",
  "lastModified": "2026-06-17T09:19:10.517",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 5.9,
        "source": "info@cert.vde.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-3091",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-06-24T13:55:50.726894Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-06-24T09:15:25.190",
  "references": [
    {
      "source": "info@cert.vde.com",
      "url": "https://certvde.com/en/advisories/VDE-2025-035"
    },
    {
      "source": "info@cert.vde.com",
      "url": "https://certvde.com/en/advisories/VDE-2025-038"
    }
  ],
  "sourceIdentifier": "info@cert.vde.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "info@cert.vde.com",
      "type": "Secondary"
    }
  ]
}

GHSA-3MPF-FHF9-62MX

Vulnerability from github – Published: 2025-06-26 21:31 – Updated: 2025-06-26 21:31

Details

An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-3091"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-06-24T09:15:25Z",
    "severity": "HIGH"
  },
  "details": "An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.",
  "id": "GHSA-3mpf-fhf9-62mx",
  "modified": "2025-06-26T21:31:05Z",
  "published": "2025-06-26T21:31:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-3091"
    },
    {
      "type": "WEB",
      "url": "https://certvde.com/en/advisories/VDE-2025-035"
    },
    {
      "type": "WEB",
      "url": "https://certvde.com/en/advisories/VDE-2025-038"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

VDE-2025-035

Vulnerability from csaf_mbconnectlinegmbh - Published: 2025-06-24 10:00 - Updated: 2025-06-24 10:00

Summary

Vulnerabilities in mbCONNECT24/mymbCONNECT24

Severity

Critical

Scope

2 vulnerabilities in this advisory, including CVE-2025-3091.

CVE-2025-3091

An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.

7.5 (High)


                
                  CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Fixed: 2 products Known affected: 2 products

Open the full advisory

VDE-2025-038

Vulnerability from csaf_helmholzgmbhcokg - Published: 2025-06-24 10:00 - Updated: 2025-06-24 10:00

Summary

Vulnerabilities in myREX24/myREX24.virtual

Severity

Critical

Scope

2 vulnerabilities in this advisory, including CVE-2025-3091.

CVE-2025-3091

An low privileged remote attacker in possession of the second factor for another user can login as that user without knowledge of the other user`s password.

7.5 (High)


                
                  CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Fixed: 2 products Known affected: 2 products

Open the full advisory

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2025-3091 (GCVE-0-2025-3091)

BDU:2026-00759 (CVE-2025-3091)

FKIE_CVE-2025-3091

GHSA-3MPF-FHF9-62MX

VDE-2025-035

VDE-2025-038

Tags

Sightings

Nomenclature

Related by attack behaviour