How severe is CVE-2009-0171?

CVE-2009-0171 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2009-0171 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0171?

CVE-2009-0171 primarily affects Sun Sparc Enterprise Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0171?

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-2009-0171 published?

CVE-2009-0171 was published on 2009-01-16 and last updated on 2026-06-16.

CVE-2009-0171

CVE-2009-0171 is a critical-severity vulnerability in Sun Sparc Enterprise Server 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. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Sun Sparc Enterprise Server
Published: 2009-01-16
Last modified: 2026-06-16

Description

The Sun SPARC Enterprise M4000 and M5000 Server, within a certain range of serial numbers, allows remote attackers to use the manufacturing root password, perform a root login to the eXtended System Control Facility Unit (aka XSCFU or Service Processor), and have unspecified other impact.

Frequently asked questions

What is CVE-2009-0171?: The Sun SPARC Enterprise M4000 and M5000 Server, within a certain range of serial numbers, allows remote attackers to use the manufacturing root password, perform a root login to the eXtended System Control Facility Unit (aka XSCFU or Service Processor), and have unspecified other impact.
How severe is CVE-2009-0171?: CVE-2009-0171 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2009-0171 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0171?: CVE-2009-0171 primarily affects Sun Sparc Enterprise Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0171?: 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-2009-0171 published?: CVE-2009-0171 was published on 2009-01-16 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:h:sun:sparc_enterprise_server:m4000:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server:m5000:*:*:*:*:*:*:*

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