CVE-2008-0227

CVE-2008-0227 is a high-severity vulnerability in Yassl with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

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.

Frequently asked questions

What is CVE-2008-0227?
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.
How severe is CVE-2008-0227?
CVE-2008-0227 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2008-0227 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-0227?
CVE-2008-0227 affects Yassl. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-0227?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-0227 published?
CVE-2008-0227 was published on 2008-01-10 and last updated on 2026-06-16.

References

Affected products (1)

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