How severe is CVE-2008-4992?

CVE-2008-4992 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2008-4992 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4992?

CVE-2008-4992 primarily affects Sun Blade T6300 Server. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4992?

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

When was CVE-2008-4992 published?

CVE-2008-4992 was published on 2008-11-07 and last updated on 2026-06-16.

CVE-2008-4992

CVE-2008-4992 is a medium-severity vulnerability in Sun Blade T6300 Server with a CVSS 2.0 base score of 4.6. 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: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Sun Blade T6300 Server
Published: 2008-11-07
Last modified: 2026-06-16

Description

The SPARC hypervisor in Sun System Firmware 6.6.3 through 6.6.5 and 7.1.3 through 7.1.3.e on UltraSPARC T1, T2, and T2+ processors allows logical domain users to access memory in other logical domains via unknown vectors.

Frequently asked questions

What is CVE-2008-4992?: The SPARC hypervisor in Sun System Firmware 6.6.3 through 6.6.5 and 7.1.3 through 7.1.3.e on UltraSPARC T1, T2, and T2+ processors allows logical domain users to access memory in other logical domains via unknown vectors.
How severe is CVE-2008-4992?: CVE-2008-4992 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2008-4992 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4992?: CVE-2008-4992 primarily affects Sun Blade T6300 Server. In total, 31 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4992?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-4992 published?: CVE-2008-4992 was published on 2008-11-07 and last updated on 2026-06-16.

References

Affected products (31)

cpe:2.3:h:sun:blade_t6300_server:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:blade_t6300_server:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:blade_t6300_server:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:blade_t6320_server:7.1.3d:*:*:*:*:*:*:*
cpe:2.3:h:sun:blade_t6320_server:7.1.3e:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t1000:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t1000:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t1000:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t2000:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t2000:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:fire_enterprise_server_t2000:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_cp3060_server:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_cp3060_server:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_cp3060_server:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_t2000_server:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_t2000_server:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_t2000_server:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:netra_t5220_server:7.1.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t1000:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t1000:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t1000:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t2000:6.6.3:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t2000:6.6.4:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t2000:6.6.5:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5120:7.1.3e:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5140:7.1.3d:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5140:7.1.3e:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5220:7.1.3d:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5220:7.1.3e:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5240:7.1.3d:*:*:*:*:*:*:*
cpe:2.3:h:sun:sparc_enterprise_server_t5240:7.1.3e:*:*:*:*:*:*:*

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