Vulnerabilities (CVE)

Filtered by vendor Netscape Subscribe
Filtered by product Communicator
Total 35 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-1999-1189 1 Netscape 2 Communicator, Navigator 2025-04-03 7.5 HIGH N/A
Buffer overflow in Netscape Navigator/Communicator 4.7 for Windows 95 and Windows 98 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long argument after the ? character in a URL that references an .asp, .cgi, .html, or .pl file.
CVE-2000-0711 2 Microsoft, Netscape 2 Virtual Machine, Communicator 2025-04-03 7.5 HIGH N/A
Netscape Communicator does not properly prevent a ServerSocket object from being created by untrusted entities, which allows remote attackers to create a server on the victim's system via a malicious applet, as demonstrated by Brown Orifice.
CVE-2000-0406 1 Netscape 1 Communicator 2025-04-03 2.6 LOW N/A
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.
CVE-2000-0087 1 Netscape 2 Communicator, Navigator 2025-04-03 5.0 MEDIUM N/A
Netscape Mail Notification (nsnotify) utility in Netscape Communicator uses IMAP without SSL, even if the user has set a preference for Communicator to use an SSL connection, allowing a remote attacker to sniff usernames and passwords in plaintext.
CVE-1999-1262 1 Netscape 1 Communicator 2025-04-03 5.1 MEDIUM N/A
Java in Netscape 4.5 does not properly restrict applets from connecting to other hosts besides the one from which the applet was loaded, which violates the Java security model and could allow remote attackers to conduct unauthorized activities.
CVE-2000-0034 1 Netscape 1 Communicator 2025-04-03 5.0 MEDIUM N/A
Netscape 4.7 records user passwords in the preferences.js file during an IMAP or POP session, even if the user has not enabled "remember passwords."
CVE-1999-0425 1 Netscape 1 Communicator 2025-04-03 6.4 MEDIUM N/A
talkback in Netscape 4.5 allows a local user to kill an arbitrary process of another user whose Netscape crashes.
CVE-2002-2308 1 Netscape 1 Communicator 2025-04-03 5.0 MEDIUM N/A
Netscape Communicator 6.2.1 allows remote attackers to cause a denial of service in client browsers via a webpage containing a recursive META refresh tag where the content tag is blank and the URL tag references itself.
CVE-2002-1766 1 Netscape 1 Communicator 2025-04-03 4.6 MEDIUM N/A
Buffer overflow in Composer in Netscape 4.77 allows local users to overwrite process memory and execute arbitrary code via a font tag with a long face attribute.
CVE-2002-0593 2 Mozilla, Netscape 3 Mozilla, Communicator, Navigator 2025-04-03 7.5 HIGH N/A
Buffer overflow in Netscape 6 and Mozilla 1.0 RC1 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long channel name in an IRC URI.
CVE-1999-1357 1 Netscape 1 Communicator 2025-04-03 7.5 HIGH N/A
Netscape Communicator 4.04 through 4.7 (and possibly other versions) in various UNIX operating systems converts the 0x8b character to a "<" sign, and the 0x9b character to a ">" sign, which could allow remote attackers to attack other clients via cross-site scripting (CSS) in CGI programs that do not filter these characters.
CVE-2002-2284 1 Netscape 1 Communicator 2025-04-03 6.4 MEDIUM N/A
Netscape Communicator 4.0 through 4.79 allows remote attackers to bypass JVM security and execute arbitrary Java code via an applet that loads user-supplied Java classes.
CVE-1999-0031 2 Microsoft, Netscape 2 Internet Explorer, Communicator 2025-04-03 2.6 LOW N/A
JavaScript in Internet Explorer 3.x and 4.x, and Netscape 2.x, 3.x and 4.x, allows remote attackers to monitor a user's web activities, aka the Bell Labs vulnerability.
CVE-1999-0892 1 Netscape 1 Communicator 2025-04-03 4.6 MEDIUM N/A
Buffer overflow in Netscape Communicator before 4.7 via a dynamic font whose length field is less than the size of the font.
CVE-2002-2338 2 Mozilla, Netscape 3 Mozilla, Communicator, Navigator 2025-04-03 5.0 MEDIUM N/A
The POP3 mail client in Mozilla 1.0 and earlier, and Netscape Communicator 4.7 and earlier, allows remote attackers to cause a denial of service (no new mail) via a mail message containing a dot (.) at a newline, which is interpreted as the end of the message.