CVE-2003-0565

critical

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.

References

http://www.uniras.gov.uk/vuls/2003/006489/x400.htm

http://www.kb.cert.org/vuls/id/927278

Details

Source: Mitre, NVD

Published: 2003-12-01

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.03491