HIGH SEVERITY

CVE-1999-1508

Phaser Network Printer 740 vulnerability

CVSS
10.0
EPSS
8.1%
EPSS pct
94th
Exploited
No known
Web server in Tektronix PhaserLink Printer 840.0 and earlier allows a remote attacker to gain administrator access by directly calling undocumented URLs such as ncl_items.html and ncl_subjects.html.
Affected vendor
Tek
Affected product
Phaser Network Printer 740
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published
1999-11-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 8.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-1999-1508

  • Confirm whether Tek Phaser Network Printer 740 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-1999-1508.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-1999-1508

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-1999-1508 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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