Vulnerability Monitor

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CVE-2009-4811

VMware Authentication Daemon 1.0 in vmware-authd.exe in the VMware Authorization Service in VMware Workstation 7.0 before 7.0.1 build 227600 and 6.5.x before 6.5.4 build 246459, VMware Player 3.0 before 3.0.1 build 227600 and 2.5.x before 2.5.4 build 246459, VMware ACE 2.6 before 2.6.1 build 227600 and 2.5.x before 2.5.4 build 246459, and VMware Server 2.x allows remote attackers to cause a denial of service (process crash) via a \x25\x90 sequence in the USER and PASS commands, a related issue to CVE-2009-3707. NOTE: some of these details are obtained from third party information.

Security Impact Summary

CVE-2009-4811 is a security vulnerability that . Impacting 4 products from vmware, from vmware, from vmware and 1 other, organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2010, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2010-04-27T15:30:00.420

Last Modified

2026-04-29T01:13:23.040

Status

Modified

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-134

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	vmware	ace	2.5.0	Yes
Application	vmware	ace	2.5.1	Yes
Application	vmware	ace	2.5.2	Yes
Application	vmware	ace	2.5.3	Yes
Application	vmware	ace	2.5.4	Yes
Application	vmware	ace	2.6	Yes
Application	vmware	ace	2.6.1	Yes
Application	vmware	player	2.5	Yes
Application	vmware	player	2.5.1	Yes
Application	vmware	player	2.5.2	Yes
Application	vmware	player	2.5.3	Yes
Application	vmware	player	2.5.4	Yes
Application	vmware	player	3.0	Yes
Application	vmware	player	3.0.1	Yes
Application	vmware	server	2.0.0	Yes
Application	vmware	server	2.0.1	Yes
Application	vmware	server	2.0.2	Yes
Application	vmware	workstation	6.5.0	Yes
Application	vmware	workstation	6.5.1	Yes
Application	vmware	workstation	6.5.2	Yes
Application	vmware	workstation	6.5.3	Yes
Application	vmware	workstation	6.5.4	Yes
Application	vmware	workstation	7.0	Yes
Application	vmware	workstation	7.0.1	Yes

References

http://archives.neohapsis.com/archives/bugtraq/2010-04/0077.html ([email protected])
http://archives.neohapsis.com/archives/fulldisclosure/2010-04/0121.html ([email protected])
http://freetexthost.com/qr1tffkzpu Exploit, URL Repurposed ([email protected])
http://lists.vmware.com/pipermail/security-announce/2010/000090.html Patch, Vendor Advisory ([email protected])
http://pocoftheday.blogspot.com/2009/10/vmware-server-20x-remote-dos-exploit.html Exploit ([email protected])
http://security.gentoo.org/glsa/glsa-201209-25.xml ([email protected])
http://www.securityfocus.com/bid/36630 Exploit ([email protected])
http://www.vmware.com/security/advisories/VMSA-2010-0007.html Patch, Vendor Advisory ([email protected])
http://archives.neohapsis.com/archives/bugtraq/2010-04/0077.html (af854a3a-2127-422b-91ae-364da2661108)
http://archives.neohapsis.com/archives/fulldisclosure/2010-04/0121.html (af854a3a-2127-422b-91ae-364da2661108)
http://freetexthost.com/qr1tffkzpu Exploit, URL Repurposed (af854a3a-2127-422b-91ae-364da2661108)
http://lists.vmware.com/pipermail/security-announce/2010/000090.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://pocoftheday.blogspot.com/2009/10/vmware-server-20x-remote-dos-exploit.html Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-201209-25.xml (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/36630 Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.vmware.com/security/advisories/VMSA-2010-0007.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For vmware's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.