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Vulnerability record · CVE-2000-0406 · published 10 May 2000

CVE-2000-0406: Netscape communicator vulnerability

Netscape · Communicator

Netscape Communicator before version 4.73 and Navigator 4.07 do not properly validate SSL certificates, which allows remote attackers to steal information by redirecting traffic from a legitimate web server to their own malicious server, aka the "Acros-Suencksen SSL" vulnerability.

2.6 CVSS 2.0 Low EPSS 1.0% · top 37.8%
2.6CVSS 2.0 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Netscape Communicator before version 4.73 and Navigator 4.07 do not properly validate SSL certificates, which allows remote attackers to steal information by redirecting traffic from a legitimate web server to their own malicious server, aka the "Acros-Suencksen SSL" vulnerability.

AV:N/AC:H/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.acrossecurity.com/aspr/ASPR-2000-04-06-1-PUB.txt
http://www.cert.org/advisories/CA-2000-05.html Third Party AdvisoryUS Government Resource
http://www.redhat.com/support/errata/RHSA-2000-028.html
http://www.securityfocus.com/bid/1188
http://www.acrossecurity.com/aspr/ASPR-2000-04-06-1-PUB.txt
http://www.cert.org/advisories/CA-2000-05.html Third Party AdvisoryUS Government Resource
http://www.redhat.com/support/errata/RHSA-2000-028.html
http://www.securityfocus.com/bid/1188

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2000-0406), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.