Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
Log4Shell (CVE-2021-44228) let attackers achieve remote code execution via a single logged string. A deep dive into the JNDI flaw, its impact, and remediation.
A technical breakdown of Spring4Shell (CVE-2022-22965): the data-binding RCE, affected Spring/Tomcat configurations, severity, timeline, and how to remediate and detect exposure.
CVE-2014-6271, Shellshock, let attackers run commands by smuggling code into environment variables that Bash parsed as function definitions. Reachable over HTTP, DHCP, and SSH. Here is how.
CVE-2023-34362 is a SQL injection in Progress MOVEit Transfer that let unauthenticated attackers reach the database and drop a web shell. Cl0p used it to breach thousands of organizations.
CVE-2023-7028 let attackers send GitLab password-reset links to an address they controlled — a zero-interaction account takeover scored 10.0. Here's the flaw and the fix.
CVE-2021-26084 is an unauthenticated OGNL injection in Confluence Server and Data Center that allows remote code execution, rated CVSS 9.8. Here is the timeline, root cause, detection, and patched versions.
CVE-2022-26134 is a CVSS 9.8 unauthenticated OGNL injection in Atlassian Confluence, exploited as a zero-day before the patch. Here is how the flaw works and which versions fixed it.
CVE-2024-3094 was a deliberately planted backdoor in xz-utils 5.6.0/5.6.1 targeting sshd. It was caught by a 500ms delay one engineer refused to ignore. Here is how the attack worked.
CVE-2021-3156, Baron Samedit, is a heap overflow in sudo that gives any local user root and hid in plain sight for nearly a decade. Here is the root cause, a one-line test, and the patched version.
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