BSD

FreeBSD 12 — nexus2-oss — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — nexus2-oss — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 August 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nexus2-oss — Apache ActiveMQ JMX vulnerability Related CVEs: CVE-2019-15893 CVE-2019-16530 CVE-2019-5475 CVE-2020-13920 CVE-2020-15012 Upstream summary: Sonatype reports: CVE-2020-13920: Apache ActiveMQ JMX is vulnerable to a MITM attack Table of contents […]

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OpenBSD 7.4 — httpd — errata 006_httpd — reliability fix — syspatch and remediation — diagnosis and fix on OpenBSD 7.4

OpenBSD 7.4 — httpd — errata 006_httpd — reliability fix — syspatch and remediation

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read  •  Source: OpenBSD 7.4 errata 006_httpd Errata topic: Reliability: httpd (All architectures) Issued: November 21, 2023 Upstream summary: httpd(8): Avoid a NULL dereference when handling a malformed fastcgi request. Table of contents Symptom & Impact Environment […]

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FreeBSD 12 — py38-Flask-Cors — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-Flask-Cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 August 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Flask-Cors — directory traversal vulnerability Related CVEs: CVE-2020-25032 Upstream summary: praetorian-colby-morgan reports: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal […]

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OpenBSD 7.6 — libcrypto — errata 023_libcrypto — reliability fix — syspatch and remediation — diagnosis and fix on OpenBSD 7.6

OpenBSD 7.6 — libcrypto — errata 023_libcrypto — reliability fix — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read  •  Source: OpenBSD 7.6 errata 023_libcrypto Errata topic: Security: libcrypto (All architectures) Issued: September 30, 2025 Upstream summary: Fix out-of-bounds read and write, memory leaks and incorrect error check for CMS enveloped data. Table of contents […]

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OpenBSD 7.4 — cron — errata 019_cron — security advisory — syspatch and remediation — diagnosis and fix on OpenBSD 7.4

OpenBSD 7.4 — cron — errata 019_cron — security advisory — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read  •  Source: OpenBSD 7.4 errata 019_cron Errata topic: Security: cron (All architectures) Issued: August 19, 2024 Related CVEs: CVE-2024-43688 Upstream summary: cron(8) and crontab(1) can crash due to incorrect /step values. CVE-2024-43688 Table of contents Symptom […]

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OpenBSD 7.4 — unbound — errata 013_unbound — multiple vulnerabilities (2 CVEs) — syspatch and remediation — diagnosis and fix on OpenBSD 7.4

OpenBSD 7.4 — unbound — errata 013_unbound — multiple vulnerabilities (2 CVEs) — syspatch and remediation

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read  •  Source: OpenBSD 7.4 errata 013_unbound Errata topic: Security: unbound (All architectures) Issued: February 13, 2024 Related CVEs: CVE-2023-50387 CVE-2023-50868 Upstream summary: DNSSEC protocol vulnerabilities have been discovered that render various DNSSEC validators victims of Denial […]

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FreeBSD 12 — mariadb105-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb105-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 August 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MariaDB — DoS vulnerability in InnoDB Related CVEs: CVE-2018-25032 CVE-2019-17543 CVE-2020-14672 CVE-2020-14760 CVE-2020-14765 CVE-2020-14769 CVE-2020-14771 CVE-2020-14773  +12 more Upstream summary: MariaDB reports: Easily exploitable vulnerability allows high privileged attacker with […]

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FreeBSD 12 — dovecot-pigeonhole — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — dovecot-pigeonhole — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 August 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dovecot-pigeonhole — Sieve excessive resource usage Related CVEs: CVE-2019-11500 CVE-2020-28200 Upstream summary: Dovecot team reports reports: Sieve interpreter is not protected against abusive scripts that claim excessive resource usage. Fixed […]

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FreeBSD 12 — py39-Flask-Cors — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py39-Flask-Cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 August 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Flask-Cors — directory traversal vulnerability Related CVEs: CVE-2020-25032 Upstream summary: praetorian-colby-morgan reports: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal […]

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