CVE-2009-0177

Original summary

Normalized public record · Updated Nov 3, 2026

vmwarebase.dll, as used in the vmware-authd service (aka vmware-authd.exe), in VMware Workstation 6.5.1 build 126130, 6.5.1 and earlier; VMware Player 2.5.1 build 126130, 2.5.1 and earlier; VMware ACE 2.5.1 and earlier; VMware Server 2.0.x before 2.0.1 build 156745; and VMware Fusion before 2.0.2 build 147997 allows remote attackers to cause a denial of service (daemon crash) via a long (1) USER or (2) PASS command.

Publisher and source text is retained separately from QFinch interpretation.

Affected products

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

1. Confirm the affected product and reachable code path exist in your environment.
2. Apply the vendor-supported patch or mitigation from the primary advisory.
3. Rescan the exact deployed revision and retain verification evidence.

Evidence coverage

SSVC priority

LOW

Confidence

Not available

Aliases

None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

1. oval:org.mitre.oval:def:6433 ↗
2. 20090403 VMSA-2009-0005 VMware Hosted products, VI Client and patches for ESX and ESXi resolve multiple security issues ↗
3. 33372 ↗
4. 34373 ↗
5. ADV-2009-0024 ↗
6. 51180 ↗
7. 7647 ↗
8. 1021512 ↗
9. ADV-2009-0944 ↗
10. 34601 ↗
11. [security-announce] 20090403 VMSA-2009-0005 VMware Hosted products, VI Client and patches for ESX and ESXi resolve multiple security issues ↗
12. Security advisory ↗

Record history

Published Jan 20, 2009 · Last refreshed Nov 3, 2026