CVE-2008-3666

CVE-2008-3666 is a high-severity vulnerability in Sun Opensolaris with a CVSS 2.0 base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 2.0 base score 7.1)
• EPSS exploit prediction: 2% (75th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Sun Opensolaris
• Published: 2008-08-13
• Last modified: 2026-06-16

Description

Unspecified vulnerability in Sun Solaris 10 and OpenSolaris before snv_96 allows (1) context-dependent attackers to cause a denial of service (panic) via vectors involving creation of a crafted file and use of the sendfilev system call, as demonstrated by a file served by an Apache 2.2.x web server with EnableSendFile configured; and (2) local users to cause a denial of service (panic) via a call to the sendfile system call, as reachable through the sendfilev library.

Frequently asked questions

What is CVE-2008-3666?

Unspecified vulnerability in Sun Solaris 10 and OpenSolaris before snv_96 allows (1) context-dependent attackers to cause a denial of service (panic) via vectors involving creation of a crafted file and use of the sendfilev system call, as demonstrated by a file served by an Apache 2.2.x web server with EnableSendFile configured; and (2) local users to cause a denial of service (panic) via a call to the sendfile system call, as reachable through the sendfilev library.

How severe is CVE-2008-3666?

CVE-2008-3666 has a CVSS 2.0 base score of 7.1, rated high severity.

Is CVE-2008-3666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3666?

CVE-2008-3666 primarily affects Sun Opensolaris. In total, 288 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3666?

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

When was CVE-2008-3666 published?

CVE-2008-3666 was published on 2008-08-13 and last updated on 2026-06-16.

References

• http://osvdb.org/47375
• http://secunia.com/advisories/31426
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-239186-1
• http://www.securityfocus.com/bid/30654
• http://www.securitytracker.com/id?1020666
• http://www.vupen.com/english/advisories/2008/2337
• https://exchange.xforce.ibmcloud.com/vulnerabilities/44396
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5128

Affected products (288)

• cpe:2.3:o:sun:opensolaris:*:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:*:sparc:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:*:x86:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_01:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_01:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_01:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_02:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_02:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_02:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_03:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_03:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_03:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_04:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_04:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_04:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_05:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_05:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_05:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_06:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_06:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_06:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_07:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_07:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_07:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_08:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_08:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_08:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_09:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_09:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_09:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_10:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_10:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_10:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_11:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_11:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_11:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_12:*:*:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_12:*:sparc:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_12:*:x86:*:*:*:*:*
• cpe:2.3:o:sun:opensolaris:snv_13:*:*:*:*:*:*:*

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