Tag
#legacy-systems
4 posts tagged #legacy-systems.
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Analysis · May 20, 2026 · Colten Anderson
CISA just gave the Conficker bug a 2026 deadline
Five of the seven CVEs CISA added on May 20 are 2008–2010 fossils, including MS08-067 and Operation Aurora. KEV inclusion means current exploitation, so the real signal isn't nostalgia.
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Analysis · May 20, 2026 · Colten Anderson
900 old bugs, one answer: patch what's supported, retire what isn't
More than half the KEV catalog is pre-2025 legacy: old Windows, IE, Office, Flash, Java, Apache, and a sea of network gear. They're still listed because they're still exploited on the systems nobody updated. The legacy tier is huge, and its remediation is short.
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Analysis · May 20, 2026 · Colten Anderson
Why a decade-old Silverlight bug is in a 2022 exploited-vulnerability list
The KEV catalog includes Microsoft Silverlight, Oracle Java, JBoss, and Outside In bugs from 2010 to 2016. They're there because the software is still running somewhere. For most of these, the fix isn't a patch, it's removing a runtime you stopped needing years ago.
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Analysis · May 10, 2026 · Colten Anderson
The seven-year gap is the story, not the CVE
Microsoft patched CVE-2018-8639 in December 2018. CISA added it to the KEV catalog in March 2025. The interesting number isn't the bug's age. It's the distance between when a fix shipped and when the exposed fleet was acknowledged.