Webmin es un panel de control web moderno que le permite administrar su servidor Linux a través de una interfaz basada en navegador. Con Webmin, puede administrar cuentas de usuario, configurar los ajustes de DNS, y cambiar la configuración para los…
🟡 Medium ⏱ 5–30 min Last verified: 8 June 2021 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention […]
🟢 Low ⏱ 5–15 min Last verified: 7 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5156-1 Related CVEs: CVE-2021-30535 Upstream summary: It was discovered that ICU contains a double free issue. An attacker could use this issue to cause a denial of service or possibly […]
Une version antérieure de ce tutoriel a été écrite par Brennan Bearnes. Lorsque vous stockez des données critiques, avoir un seul point de défaillance est très risqué. Alors que beaucoup de bases de données et…
🟢 Low ⏱ 5–15 min Last verified: 6 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6472-1 Related CVEs: CVE-2020-35357 Upstream summary: It was discovered that GNU Scientific Library incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially […]
A Let’s Encrypt é uma autoridade certificadora (CA) que proporciona uma maneira descomplicada de obter e instalar certificados TLS/SSL, gratuitamente,…
🟢 Low ⏱ 5–15 min Last verified: 5 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5188-1 Related CVEs: CVE-2021-44225 Upstream summary: It was discovered that Keepalived incorrectly handled certain messages. An attacker could possibly use this issue to access-control bypass. Table of contents Symptom & […]
A private Certificate Authority that runs on Ubuntu 20.04 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. Using a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure. A private CA can help ensure that all your development, staging, and production environments use similar architectures and configurations.
🟠 High ⏱ 5–30 min Last verified: 4 June 2021 Affected versions: 20.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
🟠 High ⏱ 15–60 min Last verified: 3 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5617-1 Related CVEs: CVE-2020-0543 CVE-2020-11739 CVE-2020-11740 CVE-2020-11741 CVE-2020-11742 CVE-2020-11743 CVE-2020-15563 CVE-2020-15564 +12 more Upstream summary: It was discovered that memory contents previously stored in microarchitectural special registers after RDRAND, RDSEED, […]
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