CVE-2023-5702
CVE-2023-5702 is a medium-severity vulnerability in Viessmann Vitogate 300 Firmware with a CVSS 3.x base score of 4.3. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-425.
Key facts
- Severity: Medium (CVSS 3.x base score 4.3)
- CVSS v2: 3.3
- EPSS exploit prediction: 15% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-425
- Affected product: Viessmann Vitogate 300 Firmware
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2023-5702?
- 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.
- How severe is CVE-2023-5702?
- CVE-2023-5702 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2023-5702 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-5702?
- CVE-2023-5702 affects Viessmann Vitogate 300 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-5702?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-5702 published?
- CVE-2023-5702 was published on 2023-10-23 and last updated on 2026-06-17.
References
- https://github.com/GTA12138/vul/blob/main/Viessmann/Vitogate300_Document_Unauthorized_Access.md
- https://vuldb.com/?ctiid.243140
- https://vuldb.com/?id.243140
Affected products (1)
- cpe:2.3:o:viessmann:vitogate_300_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Viessmann Vitogate 300 Firmware
- CVE-2023-45852 — Critical (CVSS 9.8): In Vitogate 300 2.1.3.0, /cgi-bin/vitogate.cgi allows an unauthenticated attacker to bypass authentication and execute…
- CVE-2023-5222 — Medium (CVSS 6.3): A vulnerability classified as critical was found in Viessmann Vitogate 300 up to 2.1.3.0. This vulnerability affects…
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