CVE-2001-0484

CVE-2001-0484 is a medium-severity vulnerability in Tek Phaserlink with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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.

Frequently asked questions

What is CVE-2001-0484?
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.
How severe is CVE-2001-0484?
CVE-2001-0484 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2001-0484 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0484?
CVE-2001-0484 affects Tek Phaserlink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0484?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0484 published?
CVE-2001-0484 was published on 2001-06-27 and last updated on 2026-06-16.

References

Affected products (1)