Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors
Published Jul 14, 2009
7.5
HIGHCVSS 2.0
EPSS 1.43%
Description
Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors.
Affected products
No data.
- 4.5
- 4.5
- 4.5
- 4.5
- 4.5
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.43% (0.01430) | 72.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.43% (0.01430) | 69.45th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.73% (0.00727) | 70.94th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.62% (0.00616) | 79.48th | v3 (v2023.03.01) |
| May 24, 2024 | 0.59% (0.00589) | 78.20th | v3 (v2023.03.01) |
| May 10, 2024 | 0.50% (0.00503) | 76.31th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.43% (0.00434) | 74.32th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.45% (0.00445) | 74.38th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00378) | 72.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.62% (0.00616) | 75.47th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (6)
- http://osvdb.org/53900 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/34865 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://support.citrix.com/article/CTX118792 x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/34691 vdb-entryx_refsource_BIDPatch
- http://www.securitytracker.com/id?1022114 vdb-entryx_refsource_SECTRACKPatch
- http://www.vupen.com/english/advisories/2009/1154 vdb-entryx_refsource_VUPENPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/53900 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/34865 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://support.citrix.com/article/CTX118792 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/34691 | vdb-entryx_refsource_BIDPatch | |
| http://www.securitytracker.com/id?1022114 | vdb-entryx_refsource_SECTRACKPatch | |
| http://www.vupen.com/english/advisories/2009/1154 | vdb-entryx_refsource_VUPENPatchVendor Advisory |
Change history (0)
No recorded changes yet.