7.7

CVE-2011-1763

Modified
Published 07-01-2014Last modified 06-08-2024

Vulnerability summary

CVE-2011-1763 is a high (CVSS 7.7) vulnerability. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 46.3% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 7.7, adjacent network); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.7/10
010
High · v2.0 (NVD)
EPSS score
0.56%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
RHSA-2011:0833

Timeline

  1. 07-01-2014
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.56%

Chance of exploitation in the next 30 days

Percentile

46%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.56% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

No affected systems are recorded for this record.

Known conditions: adjacent network, authentication (CVSS vector). Other conditions: not stated in public data.

References

3 links