How severe is CVE-2008-3009?

CVE-2008-3009 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2008-3009 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3009?

CVE-2008-3009 primarily affects Microsoft Windows Media Player. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3009?

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-2008-3009 published?

CVE-2008-3009 was published on 2008-12-10 and last updated on 2026-06-16.

CVE-2008-3009

CVE-2008-3009 is a critical-severity vulnerability in Microsoft Windows Media Player with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-255.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 16% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Microsoft Windows Media Player
Published: 2008-12-10
Last modified: 2026-06-16

Description

Microsoft Windows Media Player 6.4, Windows Media Format Runtime 7.1 through 11, and Windows Media Services 4.1, 9, and 2008 do not properly use the Service Principal Name (SPN) identifier when validating replies to authentication requests, which allows remote servers to execute arbitrary code via vectors that employ NTLM credential reflection, aka "SPN Vulnerability."

Frequently asked questions

What is CVE-2008-3009?: Microsoft Windows Media Player 6.4, Windows Media Format Runtime 7.1 through 11, and Windows Media Services 4.1, 9, and 2008 do not properly use the Service Principal Name (SPN) identifier when validating replies to authentication requests, which allows remote servers to execute arbitrary code via vectors that employ NTLM credential reflection, aka "SPN Vulnerability."
How severe is CVE-2008-3009?: CVE-2008-3009 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-3009 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3009?: CVE-2008-3009 primarily affects Microsoft Windows Media Player. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-3009?: 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-2008-3009 published?: CVE-2008-3009 was published on 2008-12-10 and last updated on 2026-06-16.

References

Affected products (10)

cpe:2.3:a:microsoft:windows_media_player:6.4:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:7.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_services:4.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_services:9:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_services:2008:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:11:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:11:*:x64:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:9.5:*:x64:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:9.5:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:windows_media_format_runtime:9:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows Media Player

CVE-2008-3010 — Critical (CVSS 10.0): Microsoft Windows Media Player 6.4, Windows Media Format Runtime 7.1 through 11, and Windows Media Services 4.1 and 9…
CVE-2004-0597 — Critical (CVSS 10.0): Multiple buffer overflows in libpng 1.2.5 and earlier, as used in multiple products, allow remote attackers to execute…
CVE-2015-1728 — Critical (CVSS 9.3): Microsoft Windows Media Player 10 through 12 allows remote attackers to execute arbitrary code via a crafted DataObject…
CVE-2013-3127 — Critical (CVSS 9.3): The Microsoft WMV video codec in wmv9vcm.dll, wmvdmod.dll in Windows Media Format Runtime 9 and 9.5, and wmvdecod.dll…
CVE-2010-2745 — Critical (CVSS 9.3): Microsoft Windows Media Player (WMP) 9 through 12 does not properly deallocate objects during a browser reload action,…
CVE-2010-3138 — Critical (CVSS 9.3): Untrusted search path vulnerability in the Indeo Codec in iac25_32.ax in Microsoft Windows XP SP3 allows local users to…

All CVEs affecting Microsoft Windows Media Player →

Other CWE-255 (Credentials Management Errors) vulnerabilities

CVE-2016-0898 — Critical (CVSS 10.0): MySQL for PCF tiles 1.7.x before 1.7.10 were discovered to log the AWS access key in plaintext. These credentials were…
CVE-2015-7906 — Critical (CVSS 10.0): LOYTEC LIP-3ECTB 6.0.1, LINX-100, LVIS-3E100, and LIP-ME201 devices allow remote attackers to read a password-hash…
CVE-2015-7856 — Critical (CVSS 10.0): OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access…
CVE-2014-9736 — Critical (CVSS 10.0): GE Healthcare Centricity Clinical Archive Audit Trail Repository has a default password of initinit for the (1) SSL key…
CVE-2014-7233 — Critical (CVSS 10.0): GE Healthcare Precision THUNIS-800+ has a default password of (1) 1973 for the factory default System Utilities menu,…
CVE-2014-7232 — Critical (CVSS 10.0): GE Healthcare Discovery XR656 and XR656 G2 has a password of (1) 2getin for the insite user, (2) 4$xray for the xruser…

Browse all CWE-255 (Credentials Management Errors) vulnerabilities →