UpHeron
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Servers and applications

CVE-2018-5538

On F5 BIG-IP DNS 13.1.0-13.1.0.7, 12.1.3-12.1.3.5, DNS Express / DNS Zones accept NOTIFY messages on the management interface from source IP addresses not listed in the 'Allow NOTIFY From' configuration parameter when the db variable "dnsexpress.notifyport" is set to any value other than the default of "0".

Severity
Low 3.7
Published
25 Jul 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.8% in the next 30 daysHigher than 56% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
F5 BIG-IPServers and applications · cpe:a:f5:big-ip_local_traffic_manager
  • From 12.1.3 up to 12.1.3.5
  • From 13.1.0 up to 13.1.0.7

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-5538
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-5538