CVE-2008-0227: Yassl

High severity, CVSS 7.5. EPSS: 2.5% chance of exploitation in the next 30 days.

yaSSL 1.7.5 and earlier, as used in MySQL and possibly other products, allows remote attackers to cause a denial of service (crash) via a Hello packet containing a large size value, which triggers a buffer over-read in the HASHwithTransform::Update function in hash.cpp.

Affected products

• Yassl Yassl: up to and including 1.7.5

Published 2008-01-10. Last modified 2026-06-16.