Vulnerability Details : CVE-2018-5540
On F5 BIG-IP 13.0.0-13.0.1, 12.1.0-12.1.3.3, 11.6.0-11.6.3.1, or 11.5.1-11.5.6, Enterprise Manager 3.1.1, BIG-IQ Centralized Management 5.0.0-5.1.0, BIG-IQ Cloud and Orchestration 1.0.0, or F5 iWorkflow 2.1.0-2.3.0 the big3d process does not irrevocably minimize group privileges at start up.
Products affected by CVE-2018-5540
- F5 » Big-ip Global Traffic ManagerVersions from including (>=) 13.0.0 and up to, including, (<=) 13.0.1cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Global Traffic ManagerVersions from including (>=) 12.1.0 and up to, including, (<=) 12.1.3.3cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Global Traffic ManagerVersions from including (>=) 11.5.1 and up to, including, (<=) 11.5.6cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Global Traffic ManagerVersions from including (>=) 11.6.0 and up to, including, (<=) 11.6.3.1cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
- cpe:2.3:a:f5:enterprise_manager:3.1.1:*:*:*:*:*:*:*
- F5 » Big-iq Centralized ManagementVersions from including (>=) 5.0.0 and up to, including, (<=) 5.1.0cpe:2.3:a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:*
- F5 » Big-ip Domain Name SystemVersions from including (>=) 13.0.0 and up to, including, (<=) 13.0.1cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
- F5 » Big-ip Domain Name SystemVersions from including (>=) 11.6.0 and up to, including, (<=) 11.6.3.1cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
- F5 » Big-ip Domain Name SystemVersions from including (>=) 11.5.1 and up to, including, (<=) 11.5.6cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
- F5 » Big-ip Domain Name SystemVersions from including (>=) 12.1.0 and up to, including, (<=) 12.1.3.3cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-iq_cloud_and_orchestration:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:f5_iworkflow:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5540
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5540
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
4.4
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
0.8
|
3.6
|
NIST |
CWE ids for CVE-2018-5540
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The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5540
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http://www.securityfocus.com/bid/104920
F5 BIG-IP big3d Process CVE-2018-5540 Local Privilege Escalation VulnerabilityThird Party Advisory;VDB Entry
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https://support.f5.com/csp/article/K82038789
Vendor Advisory
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http://www.securitytracker.com/id/1041341
F5 BIG-IP big3d Process Group Privileges May Let Local Users Gain Elevated Privileges in Certain Cases - SecurityTrackerThird Party Advisory;VDB Entry
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http://www.securitytracker.com/id/1041340
F5 Enterprise Manager big3d Process Group Privileges May Let Local Users Gain Elevated Privileges in Certain Cases - SecurityTrackerThird Party Advisory;VDB Entry
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