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CVE-2004-1637: The Hawking Technologies HAR11A modem/router allows remote attackers to obtain sensitive information by connec

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This month
HIGH 7.5MITIGATE

CVE-2004-1637 is a high-severity flaw (CVSS 7.5) affecting har11a dsl router. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Hawking Technologies HAR11A modem/router allows remote attackers to obtain sensitive information by connecting to port 254, which displays a management interface and information on established connections.

Why this priority

  • High severity

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

Risk facts

CVSS score7.5 (High)
EPSS exploit chance1.5% (top 25%)
CISA exploited listNo
Published2004-10-26
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: hawking technology

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

Am I affected?

Timeline

hawking technology har11a dsl router MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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-2004-1637?

har11a dsl router: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-1637 being exploited?

CVE-2004-1637 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-2004-1637 affect?

CVE-2004-1637 affects har11a dsl router. Severity is high (CVSS 7.5). The Hawking Technologies HAR11A modem/router allows remote attackers to obtain sensitive information by connecting to port 254, which displays a management interface and information on established connections.

How urgent is CVE-2004-1637?

Priority 45/100. High severity

References

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