Integer overflow in OpenSSL 0.9.6 and 0.9.7 allows remote attackers to cause a denial of service (crash) via an SSL client certificate with certain ASN.1 tag values.
Published 2003-11-17 05:00:00
Updated 2018-05-03 01:29:21
Source MITRE
View at NVD,
Vulnerability category: OverflowDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2003-0543

Probability of exploitation activity in the next 30 days EPSS Score History
~ 99 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2003-0543

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

Vendor statements for CVE-2003-0543

  • Red Hat 2008-07-07
    For Red Hat Enterprise Linux 2.1 OpenSSL packages (openssl, openssl096, openssl095a) issue was addressed via RHSA-2003:293. The OpenSSL packages in Red Hat Enterprise Linux 3 and 4 (openssl, openssl096b) contain a backported patch since their initial release. The OpenSSL packages in Red Hat Enterprise Linux 5 are based on fixed upstream release (openssl), or contain backported patch since their initial release (openssl097a).

Products affected by CVE-2003-0543

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