PT-2007-5250 · Netscape · Netscape Navigator

Published 2007-07-27 · Updated 2021-07-23 · CVE-2007-4042

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Netscape Navigator version 9

Description: The issue allows remote attackers to execute arbitrary commands via a NULL byte (%00) and shell metacharacters in various URI handlers, including mailto, nntp, news, snews, or telnet URI.

Recommendations: For Netscape Navigator version 9, consider avoiding the use of the vulnerable URI handlers until a fix is available. As a temporary workaround, restrict the handling of mailto, nntp, news, snews, and telnet URIs to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2007-4042

Affected Products

Netscape Navigator

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2007-4042 · Security Note
• http://osvdb.org/46832 · Note
• http://xs-sniper.com/blog/remote-command-exec-firefox-2005 · Note