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TI-2023-05245 Aliases CVE-2023-5702GHSA-782x-9xpx-3gm4

Viessmann Vitogate 300 direct request

Priority MEDIUM 47CWE-425Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-425.

Summary

A vulnerability was found in Viessmann Vitogate 300 up to 2.1.3.0 and classified as problematic. Affected by this issue is some unknown functionality of the file /cgi-bin/. The manipulation leads to direct request. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-243140. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

EPSS 0.18701 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
ViessmannVitogate 3002.1.0; 2.1.1; 2.1.2; 2.1.3—No fix listedCNA
  • Vitogate 300 VendorViessmann Affected 2.1.0; 2.1.1; 2.1.2; 2.1.3 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:viessmann:vitogate_300_firmware:*:*:*:*:*:*:*:*up to 2.1.3.0VulnerableViessmann
cpe:2.3:h:viessmann:vitogate_300:-:*:*:*:*:*:*:*not specified by NVDRunning onViessmann
  • cpe:2.3:o:viessmann:vitogate_300_firmware:*:*:*:*:*:*:*:* Versions up to 2.1.3.0 Vulnerable ·Viessmann
  • cpe:2.3:h:viessmann:vitogate_300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Viessmann

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5702
  2. 2026-10-03 Alias added: GHSA-782x-9xpx-3gm4

References

Exploit 1

  • TI-2023-24609 In Vitogate 300 2.1.3.0, /cgi-bin/vitogate.cgi allows an unauthenticated attacker to… CVSS 3.1CRITICAL 9.8
  • TI-2023-04802 Viessmann Vitogate 300 Web Management Interface vitogate.cgi isValidUser hard-coded password CVSS 3.1CRITICAL 9.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences