CVE-2025-54854CWE-125

CVE-2025-54854

High · published October 15, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
27.1
In the wild
Unconfirmed
What it is

⚡ An undisclosed traffic hiccup can crash the apmd process in BIG-IP APM configurations! This isn’t just a minor inconvenience—it’s a potential service disruption waiting to happen! 🔥 Think of it like a restaurant where the kitchen staff is overwhelmed by unexpected orders that cause the chef to stop working entirely—no delicious meals coming out until the chaos is resolved! This vulnerability could lead to a complete halt of access management services, leaving users unable to authenticate or access critical resources. If the apmd process terminates unexpectedly, your entire network could grind to a frustrating standstill!

Put simply

Think of it like a restaurant where the kitchen staff is overwhelmed by unexpected orders that cause the chef to stop working entirely—no delicious meals coming out until the chaos is resolved! When configured on a virtual server, the BIG-IP APM OAuth access profile is vulnerable to certain undisclosed traffic that can forcefully terminate the apmd process, disrupting normal operations.

What to do

This vulnerability could lead to a complete halt of access management services, leaving users unable to authenticate or access critical resources. If the apmd process terminates unexpectedly, your entire network could grind to a frustrating standstill! To mitigate this issue, ensure you're running the latest supported version of BIG-IP. If you're on an End of Technical Support version, consider upgrading to a version that is still receiving updates! Regularly monitoring traffic patterns could also help catch any anomalies before they wreak havoc. You’ve got this! By following these steps, you can strengthen your defenses and keep everything running smoothly! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00348 · 27.1th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2025-10-15T18:15Z
Affected products (4)
ProductVersionsFixed in
f5/big-ip_access_policy_manager≥ 17.1.0, < 17.1.317.1.3
f5/big-ip_access_policy_manager≥ 16.1.0, < 16.1.6.116.1.6.1
f5/big-ip_access_policy_manager≥ 15.1.0, < 15.1.10.815.1.10.8
f5/big-ip_access_policy_manager≥ 17.5.0, ≤ 17.5.1—
References (1)
EPSS history
Timeline
  • 15 OCT 13:55Z
    BigIP APM Vulnerability
    cvelistv5