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CVE-2009-0177

25
FAUCET Score

CVE-2009-0177 describes a denial-of-service vulnerability affecting vmwarebase.dll in the vmware-authd service across several VMware products, including Workstation, Player, ACE, Server, and Fusion. Remote attackers can trigger a daemon crash by sending excessively long USER or PASS commands. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a network attack vector, low attack complexity, and a partial impact on availability. While not listed on CISA's KEV catalog or experiencing widespread community discussion or media coverage, exploit code for this vulnerability is publicly available on ExploitDB.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5.1CPE matchmatch criteria
cpe:2.3:a:vmware:ace:*:*:*:*:*:*:*:*
2.5.0CPE matchmatch criteria
cpe:2.3:a:vmware:ace:2.5.0:*:*:*:*:*:*:*
<= 2.0.1CPE matchmatch criteria
cpe:2.3:a:vmware:fusion:*:*:*:*:*:*:*:*
2.0.0CPE matchmatch criteria
cpe:2.3:a:vmware:server:2.0.0:*:*:*:*:*:*:*
<= 2.5.1CPE matchmatch criteria
cpe:2.3:a:vmware:vmware_player:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.64%
Probability of exploitation in next 30 days
EPSS Percentile
94.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-7647 · Jan 2, 2009
This CVE's current EPSS score of 0.0864 is in the 93rd percentile among its peer group of 23,690 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

vmwarepatch availablevia nvd_reference
View patch

References

lists.vmware.com / pipermail/security-announce/2009/000054.html
Patch
osvdb.org / 51180
seclists.org / fulldisclosure/2009/Apr/0036.html
Patch
secunia.com / advisories/33372
Vendor Advisory
secunia.com / advisories/34601
Vendor Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6433
exploit-db.com / exploits/7647
securityfocus.com / bid/34373
Exploit
securitytracker.com / id
vmware.com / security/advisories/VMSA-2009-0005.html
PatchVendor Advisory
vupen.com / english/advisories/2009/0024
Vendor Advisory
vupen.com / english/advisories/2009/0944
Vendor Advisory