CVE-2005-2583: Mentor ADSL-FR4II router running firmware 2.00.0111 has an undocumented web server running on TCP port 5678, w

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HIGH 7.5MITIGATE

CVE-2005-2583 is a high-severity flaw (CVSS 7.5) affecting adslfr4ii. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Mentor ADSL-FR4II router running firmware 2.00.0111 has an undocumented web server running on TCP port 5678, which allows local users to gain access.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.1% (top 35%)
CISA exploited list	No
Published	2005-08-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mentor

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-08-16 04:00 UTCPublished CVE record published
2026-06-16 22:15 UTCUpdated Record last modified

mentor adslfr4ii MITIGATE

Affected: 2.00.0111

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.00.0111

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-2583?

adslfr4ii: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-2583 being exploited?

CVE-2005-2583 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-2583 affect?

CVE-2005-2583 affects adslfr4ii. Severity is high (CVSS 7.5). Mentor ADSL-FR4II router running firmware 2.00.0111 has an undocumented web server running on TCP port 5678, which allows local users to gain access.

How urgent is CVE-2005-2583?

Priority 43/100. High severity

Related CVEs

CVE-2005-2586 LOW 2.1 MITIGATE Mentor ADSL-FR4II router running firmware 2.00.0111 stores the web administration password in cleartext in the
CVE-2005-2585 MEDIUM 5.0 MITIGATE Mentor ADSL-FR4II router running firmware 2.00.0111 allows remote attackers to cause a denial of service (acti

References

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