CVE & CISA-KEV CatalogNVD
CVE-2003-0545
CRITICALEPSS 100th pctl9.8
CVSS v3
Description
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.
CVSS v3 Vector
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
85.45%probability of exploitation in 30 days
100thpercentile
Very high risk: more likely to be exploited than 100% of all known CVEs.
References
- http://secunia.com/advisories/22249
- http://www-1.ibm.com/support/docview.wss?uid=swg21247112
- http://www.cert.org/advisories/CA-2003-26.html
- http://www.debian.org/security/2003/dsa-394
- http://www.kb.cert.org/vuls/id/935264
- http://www.redhat.com/support/errata/RHSA-2003-292.html
- http://www.securityfocus.com/bid/8732
- http://www.uniras.gov.uk/vuls/2003/006489/openssl.htm
- http://www.vupen.com/english/advisories/2006/3900
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2590
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Start freeThis 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.