Is CVE-2001-0484 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2001-0484, but active exploitation has not been confirmed.

Can CVE-2001-0484 be exploited remotely?

Yes. CVE-2001-0484 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2001-0484?

CVE-2001-0484 has a CVSS score of 6.4 (MEDIUM).

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MEDIUMPOC

CVE-2001-0484

NVD-CWE-OtherPublished: June 27, 2001· Updated: Jun 16, 2026

6.4

CVSS v3.1

Official Description

Tektronix PhaserLink 850 does not require authentication for access to configuration pages such as _ncl_subjects.shtml and _ncl_items.shtml, which allows remote attackers to modify configuration information and cause a denial of service by accessing the pages.

NVD Source

Technical Analysis

CVE-2001-0484 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2001-0484. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.