Unrated severityNVD Advisory· Published Dec 1, 2003· Updated Jun 16, 2026
CVE-2003-0565
CVE-2003-0565
Description
Multiple vulnerabilities in multiple vendor implementations of the X.400 protocol allow remote attackers to cause a denial of service and possibly execute arbitrary code via an X.400 message containing certain unexpected ASN.1 constructs, as demonstrated using the NISSC test suite.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
2- www.kb.cert.org/vuls/id/927278nvdThird Party AdvisoryUS Government Resource
- www.uniras.gov.uk/vuls/2003/006489/x400.htmnvdVendor Advisory
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