How severe is CVE-2009-1564?

CVE-2009-1564 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2009-1564 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-1564?

CVE-2009-1564 primarily affects Vmware Movie Decoder. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-1564?

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-2009-1564 published?

CVE-2009-1564 was published on 2010-04-12 and last updated on 2026-06-16.

CVE-2009-1564

CVE-2009-1564 is a critical-severity vulnerability in Vmware Movie Decoder with a CVSS 2.0 base score of 9.3. 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-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Vmware Movie Decoder
Published: 2010-04-12
Last modified: 2026-06-16

Description

Heap-based buffer overflow in vmnc.dll in the VMnc media codec in VMware Movie Decoder before 6.5.4 Build 246459 on Windows, and the movie decoder in VMware Workstation 6.5.x before 6.5.4 build 246459, VMware Player 2.5.x before 2.5.4 build 246459, and VMware Server 2.x on Windows, allows remote attackers to execute arbitrary code via an AVI file with crafted video chunks that use HexTile encoding.

Frequently asked questions

What is CVE-2009-1564?: Heap-based buffer overflow in vmnc.dll in the VMnc media codec in VMware Movie Decoder before 6.5.4 Build 246459 on Windows, and the movie decoder in VMware Workstation 6.5.x before 6.5.4 build 246459, VMware Player 2.5.x before 2.5.4 build 246459, and VMware Server 2.x on Windows, allows remote attackers to execute arbitrary code via an AVI file with crafted video chunks that use HexTile encoding.
How severe is CVE-2009-1564?: CVE-2009-1564 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2009-1564 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-1564?: CVE-2009-1564 primarily affects Vmware Movie Decoder. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-1564?: 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-2009-1564 published?: CVE-2009-1564 was published on 2010-04-12 and last updated on 2026-06-16.

References

Affected products (12)

cpe:2.3:a:vmware:movie_decoder:6.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:6.5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:6.5.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:6.5.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:6.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:2.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:2.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:server:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:server:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:server:2.0.2:*:*:*:*:*:*:*

More vulnerabilities in Vmware Movie Decoder

CVE-2010-4294 — Critical (CVSS 9.3): The frame decompression functionality in the VMnc media codec in VMware Movie Decoder before 6.5.5 build 328052 and 7.x…
CVE-2009-1565 — Critical (CVSS 9.3): vmnc.dll in the VMnc media codec in VMware Movie Decoder before 6.5.4 Build 246459 on Windows, and the movie decoder in…
CVE-2009-2628 — Critical (CVSS 9.3): The VMnc media codec in vmnc.dll in VMware Movie Decoder before 6.5.3 build 185404, VMware Workstation 6.5.x before…
CVE-2009-0199 — Critical (CVSS 9.3): Heap-based buffer overflow in the VMnc media codec in vmnc.dll in VMware Movie Decoder before 6.5.3 build 185404,…
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