Summary
generated automatically from NVD dataOpenSSL versions 0.9.6 and 0.9.7 contain an integer overflow in the handling of ASN.1 tag values. A remote attacker can trigger it by presenting an SSL client certificate with specially crafted tag values, which crashes the application and causes a denial of service. The flaw is rated MEDIUM, with a CVSS v2.0 base score of 5.0 and impact limited to availability.
NVD description
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.
EPSS · FIRST.org
27.4%probability of exploitation in the next 30 days
Higher than 98% of scored CVEs
EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-11-01, recomputed daily by FIRST.org.
CVSS v2.0 Score
Information
- Published
- 17 nov. 2003
- Updated
- 16 juin 2026
- Status
- Modified
- Source
- cve@mitre.org
Affected products
Bounds published by NVD: "< 8.4.27" means 8.4.27 is no longer vulnerable. The fixed release to install is in the vendor advisory.
Weaknesses (CWE)
References (32)
- http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=104893Vendor Advisory
- http://www.cert.org/advisories/CA-2003-26.htmlUS Government Resource
- http://www.kb.cert.org/vuls/id/255484US Government Resource
- http://www.redhat.com/support/errata/RHSA-2003-291.htmlPatchVendor Advisory
- + 17 more references on NVD
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