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CVE-2006-6573

17
FAUCET Score

CVE-2006-6573 describes an unspecified vulnerability in Citrix Access Gateway 4.5 Advanced Edition and 4.2 with Advanced Access Control (AAC) 4.2, specifically when deployed on the Access Gateway appliance versions 4.2 through 4.2.2. This flaw allows remote authenticated users to gain access to data and obtain sensitive information through unknown vectors. With a CVSS score of 6.0, it is a medium severity vulnerability, requiring authentication and moderate attack complexity, leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.2CPE matchmatch criteria
cpe:2.3:a:citrix:access_gateway:4.2:*:*:*:*:*:*:*
4.2CPE matchmatch criteria
cpe:2.3:a:citrix:access_gateway:4.2:*:appliance:*:*:*:*:*
4.2.1CPE matchmatch criteria
cpe:2.3:a:citrix:access_gateway:4.2.1:*:appliance:*:*:*:*:*
4.2.2CPE matchmatch criteria
cpe:2.3:a:citrix:access_gateway:4.2.2:*:appliance:*:*:*:*:*
4.5CPE matchmatch criteria
cpe:2.3:a:citrix:access_gateway:4.5:*:advanced:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.0MEDIUM

AV:N/AC:M/Au:S/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.46%
Probability of exploitation in next 30 days
EPSS Percentile
71.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0146 is in the 70th percentile among its peer group of 1,428 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 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

citrixpatch availablevia nvd_reference
View patch

References

secunia.com / advisories/22908
secunia.com / advisories/22909
securitytracker.com / id
Patch
exchange.xforce.ibmcloud.com / vulnerabilities/30298
support.citrix.com / article/CTX111695
PatchVendor Advisory
kb.cert.org / vuls/id/555220
US Government Resource
securityfocus.com / bid/21079
vupen.com / english/advisories/2006/4524