Vulnerability Report

CVE-2000-0406

Title: Netscape Communicator/Navigator improper SSL certificate validation allowing MITM

Other

Proof Of Concept

No public PoC currently indexed for CVE-2000-0406.

CWE Category NVD-CWE-noinfo

Published Date May 10, 2000

Modified Date Apr 16, 2026

Exploit Status Not Found

Score 2.6 CVSS v2.0

Exploit Probability (EPSS)

0.74%

Vulnerability Summary

CVE-2000-0406: 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.

Impacted Vendors

netscape 1

Reference Links

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

CVSS v2.0

Source Entity [email protected]

Severity LOW

2.6

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2000-0406 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

May 10, 2000 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.