SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2000-0409

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.

EXPLOIT ✓LOW 3.7EPSS 0.31%

Does this matter?

A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is low and EPSS is 0.3%. Treat it as high on anything reachable from the internet.

Description

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.

CVSS 2.0
3.7 LOWAV:L/AC:H/Au:N/C:P/I:P/A:P
EPSS
0.31% probability · 23th percentile
Public exploits
1 in Exploit-DB · verified · first 10 May 2000
CISA KEV
Not listed
Affected
netscape/communicator
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.31%26 October 202626 October 2026

EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-19912source ↗Netscape Communicator 4.5/4.51/4.6/4.61/4.7/4.72/4.73 - '/tmp' Symlinkmultiple · foolocal10 May 2000yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.