Executive Summary

Summary
Title New Netscape packages available
Informations
Name DSA-051 First vendor Publication 2001-04-23
Vendor Debian Last vendor Modification 2001-04-23
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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Detail

Florian Wesch has discovered a problem (reported to bugtraq) with the way how Netscape handles comments in GIF files. The Netscape browser does not escape the GIF file comment in the image information page. This allows javascript execution in the "about:" protocol and can for example be used to upload the History (about:global) to a webserver, thus leaking private information. This problem has been fixed upstream in Netscape 4.77. Since we haven't received sourcecode for these packages they are not part of the Debian GNU/Linux distribution but are packaged up as `.deb' files for a convenient installation.

We recommend that you upgrade your Netscape packages immediately and remove older versions.

wget url will fetch the file for you dpkg -i file.deb will install the referenced file.

If you are using the apt-get package manager, use the line for sources.list as given below:

apt-get update will update the internal database apt-get install netscape will install the new netscape packages

You may use an automated update by adding the resources from the footer to the proper configuration.

Debian GNU/Linux 2.2 alias potato

Original Source

Url : http://www.debian.org/security/2001/dsa-051

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 25

OpenVAS Exploits

Date Description
2008-01-17 Name : Debian Security Advisory DSA 051-1 (netscape)
File : nvt/deb_051_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
5579 Netscape Communicator GIF Comment Arbitrary Script Execution

Netscape Communicator and Netscape Navigator contain a flaw that may allow a malicious webmaster to access data on a visiting user's computer. The issue is triggered when arbitrary Javascript code is placed in a GIF's comment field, which is treated like a normal HTML page. It is possible that the flaw may allow access to sensitive information, including the user's browser history, resulting in a loss of confidentiality.

Nessus® Vulnerability Scanner

Date Description
2004-09-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-051.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:25:24
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