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CVE-2007-2850
The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and…
High10.0EPSS 2.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and 1.5, allows remote attackers to bypass network security policies and connect to arbitrary TCP ports via a modified address:port string.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 2.8% · top 13% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- citrix-session-security-bypass(34448) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 25371 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.citrix.com/article/CTX112964 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://fortconsult.net/files/fortconsult.dk/citrix_advisory.pdf (opens in a new tab)x_refsource_MISCx_transferred
- ADV-2007-1918 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 1018098 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2007-2850)Record last updated .