How severe is CVE-2004-0670?

CVE-2004-0670 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2004-0670 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0670?

CVE-2004-0670 primarily affects Zyxel Prestige. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-0670?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2004-0670 published?

CVE-2004-0670 was published on 2004-08-06 and last updated on 2026-06-16.

CVE-2004-0670

CVE-2004-0670 is a medium-severity vulnerability in Zyxel Prestige with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Zyxel Prestige
Published: 2004-08-06
Last modified: 2026-06-16

Description

Prestige 650HW-31 running Rompager 4.7 software allows remote attackers to cause a denial of service (device reboot) via a long password.

Frequently asked questions

What is CVE-2004-0670?: Prestige 650HW-31 running Rompager 4.7 software allows remote attackers to cause a denial of service (device reboot) via a long password.
How severe is CVE-2004-0670?: CVE-2004-0670 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-0670 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0670?: CVE-2004-0670 primarily affects Zyxel Prestige. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0670?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-0670 published?: CVE-2004-0670 was published on 2004-08-06 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:zyxel:prestige:650hw_31:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:prestige:650r_11:*:*:*:*:*:*:*

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