Is CVE-1999-0428 in the CISA KEV catalog?

No. CVE-1999-0428 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-1999-0428?

CVE-1999-0428 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-1999-0428?

CVE-1999-0428 has an EPSS score of 3.23% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-1999-0428?

Upgrade openssl to 0.9.2b or later.

CVE & CISA-KEV Catalog

CVE-1999-0428

HIGHEPSS 87th pctl

7.5

CVSS v2

NVD

Description

OpenSSL and SSLeay allow remote attackers to reuse SSL sessions and bypass access controls.

CWE-384

How to fix

Remediation Available

opensslNVD

Affected:< 0.9.2bFixed in:0.9.2bCVE-1999-0428derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.23%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Other references1

osvdb.org

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.