kbrain

CVE-2011-3263

MEDIUM · CVSS 5.0EPSS 1.3%EU EUVD

zabbix_agentd in Zabbix before 1.8.6 and 1.9.x before 1.9.4 allows context-dependent attackers to cause a denial of service (CPU consumption) by executing the vfs.file.cksum command for a special device, as demonstrated by the /dev/urandom device.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-399
EPSS score
1.3% (70th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-3227)
Published
August 19, 2011
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3227 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix
  • zabbix / zabbix

and 21 more…

References

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

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