What’s Vulnerable › Vulnerabilities

CVE-2020-13599: Security problem with settings and littlefs

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-05-25 · updated 2026-06-17
• Weakness: CWE-276

Description

Security problem with settings and littlefs. Zephyr versions >= 1.14.2, >= 2.3.0 contain Incorrect Default Permissions (CWE-276). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q

Affected products

• zephyrproject zephyr: through 1.14.2; from 2.0.0 through 2.3.0

References

• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199
• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-5qhg-j6wc-4f6q
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1199

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