How severe is CVE-2004-0311?

CVE-2004-0311 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2004-0311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2004-0311?

CVE-2004-0311 primarily affects Apc Ap9606. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2004-0311?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2004-0311 published?

CVE-2004-0311 was published on 2004-11-23 and last updated on 2026-06-16.

CVE-2004-0311

CVE-2004-0311 is a critical-severity vulnerability in Apc Ap9606 with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apc Ap9606
Published: 2004-11-23
Last modified: 2026-06-16

Description

American Power Conversion (APC) Web/SNMP Management SmartSlot Card 3.0 through 3.0.3 and 3.21 are shipped with a default password of TENmanUFactOryPOWER, which allows remote attackers to gain unauthorized access.

Frequently asked questions

What is CVE-2004-0311?: American Power Conversion (APC) Web/SNMP Management SmartSlot Card 3.0 through 3.0.3 and 3.21 are shipped with a default password of TENmanUFactOryPOWER, which allows remote attackers to gain unauthorized access.
How severe is CVE-2004-0311?: CVE-2004-0311 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2004-0311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2004-0311?: CVE-2004-0311 primarily affects Apc Ap9606. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2004-0311?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2004-0311 published?: CVE-2004-0311 was published on 2004-11-23 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:apc:ap9606:3.0:*:*:*:*:*:*:*
cpe:2.3:h:apc:ap9606:3.0.1:*:*:*:*:*:*:*

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CVE-2001-0564 — Medium (CVSS 5.0): APC Web/SNMP Management Card prior to Firmware 310 only supports one telnet connection, which allows a remote attacker…

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