CVE-2003-0545

9.8
CRITICALCVSS v3.1 Base Score
87.50%
HIGH RiskEPSS (100th percentile)

Double free vulnerability in OpenSSL 0.9.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an SSL client certificate with a certain invalid ASN.1 encoding.

Published: 11/17/2003
Modified: 6/16/2026
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Vulnerability Summary

CVSS v3 Score

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2 Score

10

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS Score (Exploitation Probability)

87.50%HIGH Exploitation Risk
100th percentile

This vulnerability has a 87.50% probability of being exploited in the next 30 days, ranking higher than 100% of all scored CVEs.

CWE Classification

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