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CVE-2003-20001

An issue was discovered on Mitel ICP VoIP 3100 devices. When a remote user attempts to log in via TELNET during the login wait time and an…

Medium5.6EPSS 1.6%
Published
Updated
Reserved
Assigned by
mitre

Description

An issue was discovered on Mitel ICP VoIP 3100 devices. When a remote user attempts to log in via TELNET during the login wait time and an external call comes in, the system incorrectly divulges information about the call and any SMDR records generated by the system. The information provided includes the service type, extension number and other parameters, related to the call activity.

Timeline

  1. ID reserved

    By mitre

  2. · 4 days later

    Published

  3. · 3 days later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2003-20001, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Medium5.6CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVDNVD · Deferred3.1Medium5.6CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS (exploitation in 30 days)
1.6% · top 24% of all CVEs (8 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.

Weakness

Affected products

  • n/a

    • affected n/a

References (4)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .