Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2025-43878


When running in Appliance mode, an authenticated attacker assigned the Administrator or Resource Administrator role may be able to bypass Appliance mode restrictions utilizing system diagnostics tcpdump command utility on a F5OS-C/A system.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.0, requiring local system access to exploit with relatively low complexity without requiring user interaction . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), for affected systems. Impacting 13 products from f5, from f5, from f5 and 10 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2025, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2025-05-07T22:15:20.867

Last Modified

2025-11-07T16:54:44.003

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 6.0 (MEDIUM)

Weaknesses
  • Type: Secondary
    CWE-149
    CWE-1286

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System f5 f5os-a < 1.8.0 Yes
Operating System f5 f5os-c ≤ 1.6.2 Yes
Hardware f5 r10600 - No
Hardware f5 r10800 - No
Hardware f5 r10900 - No
Hardware f5 r12600-ds - No
Hardware f5 r12800-ds - No
Hardware f5 r12900-ds - No
Hardware f5 r5600 - No
Hardware f5 r5800 - No
Hardware f5 r5900 - No
Hardware f5 velos_cx1610 - No
Hardware f5 velos_cx410 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For f5's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.