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Fencer Vulns
medium 4.3

CVE-2018-5525 json

A local file vulnerability exists in the F5 BIG-IP Configuration utility on versions 13.0.0, 12.1.0-12.1.2, 11.6.1-11.6.3.1, 11.5.1-11.5.5,…

published 2018-06-01 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-17294

cvss
4.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

A local file vulnerability exists in the F5 BIG-IP Configuration utility on versions 13.0.0, 12.1.0-12.1.2, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1 that exposes files containing F5-provided data only and do not include any configuration data, proxied traffic, or other potentially sensitive customer data.

Patch / fix

  • f5 big-ip_application_acceleration_manager 12.1.3
  • f5 big-ip_local_traffic_manager 12.1.3
  • f5 big-ip_advanced_firewall_manager 12.1.3
  • f5 big-ip_analytics 12.1.3
  • f5 big-ip_access_policy_manager 12.1.3
  • f5 big-ip_application_security_manager 12.1.3
  • f5 big-ip_domain_name_system 12.1.3
  • f5 big-ip_edge_gateway 12.1.3
  • f5 big-ip_global_traffic_manager 12.1.3
  • f5 big-ip_link_controller 12.1.3
  • f5 big-ip_policy_enforcement_manager 12.1.3
  • f5 big-ip_webaccelerator 12.1.3
  • f5 big-ip_fraud_protection_service 12.1.3

Exploit prediction

0.96% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • F5 Networks, Inc. BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator)

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.