CVE-2020-16262

CVE-2020-16262 is a high-severity vulnerability in Winstonprivacy Winston Firmware with a CVSS 3.x base score of 7.8. 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-269.

Key facts

Description

Winston 1.5.4 devices have a local www-data user that is overly permissioned, resulting in root privilege escalation.

Frequently asked questions

What is CVE-2020-16262?
Winston 1.5.4 devices have a local www-data user that is overly permissioned, resulting in root privilege escalation.
How severe is CVE-2020-16262?
CVE-2020-16262 has a CVSS 3.x base score of 7.8, 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 high, and availability high.
Is CVE-2020-16262 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-16262?
CVE-2020-16262 affects Winstonprivacy Winston Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-16262?
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-2020-16262 published?
CVE-2020-16262 was published on 2020-10-28 and last updated on 2026-06-17.

References

Affected products (1)

More vulnerabilities in Winstonprivacy Winston Firmware

All CVEs affecting Winstonprivacy Winston Firmware →

Other CWE-269 (Improper Privilege Management) vulnerabilities

Browse all CWE-269 (Improper Privilege Management) vulnerabilities →