CVE-2000-0409 : Detail

CVE-2000-0409

0.04%V3
Local
2000-07-12
02h00 +00:00
2005-11-02
09h00 +00:00
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CVE Descriptions

Netscape 4.73 and earlier follows symlinks when it imports a new certificate, which allows local users to overwrite files of the user importing the certificate.

CVE Informations

Metrics

Metrics Score Severity CVSS Vector Source
V2 3.7 AV:L/AC:H/Au:N/C:P/I:P/A:P nvd@nist.gov

EPSS

EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.

EPSS Score

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

EPSS Percentile

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Exploit information

Exploit Database EDB-ID : 19912

Publication date : 2000-05-09 22h00 +00:00
Author : foo
EDB Verified : Yes

source: https://www.securityfocus.com/bid/1201/info Netscape Communicator version 4.73 and prior may be susceptible to a /tmp file race condition when importing certificates. Netscape creates a /tmp file which is world readable and writable in /tmp, without calling stat() or fstat() on the file. As such, it is possible, should a user be able to predict the file name, to cause a symbolic link to be created, and followed elsewhere on the file system. Additionally, as the file is created mode 666 prior to being fchmod()'d to 600, there may be a window of opportunity for altering the contents of this file. This issue has only been demonstrated on the Linux binary, for glibc. The sparc Solaris binary does not behave this way. Predict the name of the temporary file. ln -sf /elsewhere /tmp/<tmpfilename> Alternately, a program which watches for the creation of these temporary files, opens them upon their creation, and alters the contents can be written.

Products Mentioned

Configuraton 0

Netscape>>Communicator >> Version 4.5

Netscape>>Communicator >> Version 4.6

Netscape>>Communicator >> Version 4.7

Netscape>>Communicator >> Version 4.51

Netscape>>Communicator >> Version 4.61

Netscape>>Communicator >> Version 4.72

Netscape>>Communicator >> Version 4.73

References

http://www.securityfocus.com/bid/1201
Tags : vdb-entry, x_refsource_BID