Is CVE-2011-1763 being actively exploited?

CVE-2011-1763 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1763?

CVE-2011-1763 has a CVSS 2.0 base score of 7.7 (HIGH).

CVE-2011-1763

HIGH · CVSS 7.7EPSS 0.6%EU EUVD

The get_free_port function in Xen allows local authenticated DomU users to cause a denial of service or possibly gain privileges via unspecified vectors involving a new event channel port.

Key facts

CVSS score: 7.7 (v2.0)
Severity: HIGH
CVSS vector: AV:A/AC:L/Au:S/C:C/I:C/A:C
EPSS score: 0.6% (47th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1762)
Published: January 7, 2014
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1762 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

xen / xen

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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