Netscape: >> Communicator >> 4.0 Security Vulnerabilities
Mozilla 0.9.6 and earlier and Netscape 6.2 and earlier allows remote attackers to steal cookies from another domain via a link with a hex-encoded null character (%00) followed by the target domain.
CVSS Score
5.0
EPSS Score
0.005
Published
2002-12-31
Buffer overflow in the sun.awt.windows.WDefaultFontCharset Java class implementation in Netscape 4.0 allows remote attackers to execute arbitrary code via an applet that calls the WDefaultFontCharset constructor with a long string and invokes the canConvert method.
CVSS Score
10.0
EPSS Score
0.049
Published
2002-12-31
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.
CVSS Score
6.4
EPSS Score
0.003
Published
2002-12-31
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.
CVSS Score
5.0
EPSS Score
0.053
Published
2002-12-31
Netscape Communicator before 4.77 allows remote attackers to execute arbitrary Javascript via a GIF image whose comment contains the Javascript.
CVSS Score
7.5
EPSS Score
0.184
Published
2001-08-02
Buffer overflow in the HTML parser for Netscape 4.75 and earlier allows remote attackers to execute arbitrary commands via a long password value in a form field.
CVSS Score
7.5
EPSS Score
0.014
Published
2001-01-09
Netscape Communicator and Navigator 4.04 through 4.74 allows remote attackers to read arbitrary files by using a Java applet to open a connection to a URL using the "file", "http", "https", and "ftp" protocols, as demonstrated by Brown Orifice.
CVSS Score
5.0
EPSS Score
0.252
Published
2000-10-20
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.
CVSS Score
7.5
EPSS Score
0.068
Published
2000-10-20
Netscape Communicator 4.73 and earlier allows remote attackers to cause a denial of service or execute arbitrary commands via a JPEG image containing a comment with an illegal field length of 1.
CVSS Score
5.0
EPSS Score
0.152
Published
2000-07-25
Netscape 4.73 and earlier does not properly warn users about a potentially invalid certificate if the user has previously accepted the certificate for a different web site, which could allow remote attackers to spoof a legitimate web site by compromising that site's DNS information.
CVSS Score
5.0
EPSS Score
0.01
Published
2000-05-26
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