CVE-2020-16258
CVE-2020-16258 is a high-severity vulnerability in Winstonprivacy Winston Firmware with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.
Key facts
- Severity: High (CVSS 3.x base score 7.1)
- CVSS v2: 5.6
- EPSS exploit prediction: 0% (31st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-798
- Affected product: Winstonprivacy Winston Firmware
- Published:
- Last modified:
Description
Winston 1.5.4 devices make use of a Monit service (not managed during the normal user process) which is configured with default credentials.
Frequently asked questions
- What is CVE-2020-16258?
- Winston 1.5.4 devices make use of a Monit service (not managed during the normal user process) which is configured with default credentials.
- How severe is CVE-2020-16258?
- CVE-2020-16258 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
- Is CVE-2020-16258 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-16258?
- CVE-2020-16258 affects Winstonprivacy Winston Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-16258?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-16258 published?
- CVE-2020-16258 was published on 2020-10-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:winstonprivacy:winston_firmware:1.5.4:*:*:*:*:*:*:*
More vulnerabilities in Winstonprivacy Winston Firmware
- CVE-2020-16259 — Critical (CVSS 9.8): Winston 1.5.4 devices have an SSH user account with access from bastion hosts. This is undocumented in device documents…
- CVE-2020-16257 — Critical (CVSS 9.8): Winston 1.5.4 devices are vulnerable to command injection via the API.
- CVE-2020-16263 — Critical (CVSS 9.1): Winston 1.5.4 devices have a CORS configuration that trusts arbitrary origins. This allows requests to be made and…
- CVE-2020-16256 — High (CVSS 8.8): The API on Winston 1.5.4 devices is vulnerable to CSRF.
- CVE-2020-16262 — High (CVSS 7.8): Winston 1.5.4 devices have a local www-data user that is overly permissioned, resulting in root privilege escalation.
- CVE-2020-16260 — High (CVSS 7.5): Winston 1.5.4 devices do not enforce authorization. This is exploitable from the intranet, and can be combined with…
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Other CWE-798 (Use of Hard-coded Credentials) vulnerabilities
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- CVE-2026-45631 — Critical (CVSS 10.0): Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.27.0 to before 0.29.3, a hardcoded…
- CVE-2026-22769 — Critical (CVSS 10.0): Dell RecoverPoint for Virtual Machines, versions prior to 6.0.3.1 HF1, contain a hardcoded credential vulnerability.…
- CVE-2025-42890 — Critical (CVSS 10.0): SQL Anywhere Monitor (Non-GUI) baked credentials into the code,exposing the resources or functionality to unintended…
- CVE-2025-7503 — Critical (CVSS 10.0): An OEM IP camera manufactured by Shenzhen Liandian Communication Technology LTD exposes a Telnet service (port 23) with…
- CVE-2025-20309 — Critical (CVSS 10.0): A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session…
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