How severe is CVE-2010-4294?

CVE-2010-4294 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-4294 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4294?

CVE-2010-4294 primarily affects Vmware Movie Decoder. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4294?

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-2010-4294 published?

CVE-2010-4294 was published on 2010-12-06 and last updated on 2026-06-16.

CVE-2010-4294

CVE-2010-4294 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-94.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Vmware Movie Decoder
Published: 2010-12-06
Last modified: 2026-06-16

Description

The frame decompression functionality in the VMnc media codec in VMware Movie Decoder before 6.5.5 build 328052 and 7.x before 7.1.2 build 301548, VMware Workstation 6.5.x before 6.5.5 build 328052 and 7.x before 7.1.2 build 301548 on Windows, VMware Player 2.5.x before 2.5.5 build 246459 and 3.x before 3.1.2 build 301548 on Windows, and VMware Server 2.x on Windows does not properly validate an unspecified size field, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted video file.

Frequently asked questions

What is CVE-2010-4294?: The frame decompression functionality in the VMnc media codec in VMware Movie Decoder before 6.5.5 build 328052 and 7.x before 7.1.2 build 301548, VMware Workstation 6.5.x before 6.5.5 build 328052 and 7.x before 7.1.2 build 301548 on Windows, VMware Player 2.5.x before 2.5.5 build 246459 and 3.x before 3.1.2 build 301548 on Windows, and VMware Server 2.x on Windows does not properly validate an unspecified size field, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted video file.
How severe is CVE-2010-4294?: CVE-2010-4294 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-4294 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4294?: CVE-2010-4294 primarily affects Vmware Movie Decoder. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4294?: 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-2010-4294 published?: CVE-2010-4294 was published on 2010-12-06 and last updated on 2026-06-16.

References

Affected products (30)

cpe:2.3:a:vmware:movie_decoder:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:movie_decoder:6.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:movie_decoder:6.5.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:movie_decoder:7.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:movie_decoder:7.1.2:*:*:*:*:*:*:*
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:workstation:6.5.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:6.5.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:7.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:7.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:7.1.2:*:*:*:*:*:*:*
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:player:2.5.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:2.5.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:3.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:3.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:3.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:3.1.2:*:*:*:*:*:*:*
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-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…
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