GEN:SID | 1:283 |
Message | EXPLOIT Netscape 4.7 client overflow |
Summary | Versions of the Netscape browser including and prior to 4.75 are vulnerable to a buffer overflow that may lead to a root shell listening on port 6968. This event is generated when a request is made to a web site exploiting this vulnerability.
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Impact | System compromize presenting the attacker with the opportunity to gain remote access to the victim host.
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Detailed Information | A buffer overflow condition exists in the HTML parser on some versions of Netscape Navigator. It is possible for a remote attacker to gain a root shell on the victim host.
A long password value in a form field may result in an attacker being able to execute arbitrary commands.
Affected Systems: Netscape Navigator 4.75 and prior
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Affected Systems | |
Attack Scenarios | The attacker would need to supply a link on a web page or HTML email that triggers the overflow.
Exploit scripts are available
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Ease of Attack | Simple. Exploits are available.
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Corrective Action | Upgrade to the latest non-affected version of the software.
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Additional References | CVE: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-1999-1189
Arachnids: http://www.whitehats.com/info/IDS215
Bugtraq: http://www.securityfocus.com/bid/822
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Rule References | arachnids: 215
bugtraq: 822
cve: 1999-1189
cve: 2000-1187
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