Vulnerability CVE-2018-5540

Vulnerability Name:

CVE-2018-5540 (CCN-147014)

Assigned:

2018-07-19

Published:

2018-07-19

Updated:

2019-10-03

Summary:

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.

CVSS v3 Severity:

4.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)
3.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): High User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

4.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N)
3.6 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): High Privileges Required (PR): High User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): None Availibility (A): None

CVSS v2 Severity:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): None Availibility (A): None

3.8 Low (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:C/I:N/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): High Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): None Availibility (A): None

Vulnerability Type:

CWE-732

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2018-5540

Source: CCN
Type: SECTRACK ID: 1041340
F5 Enterprise Manager big3d Process Group Privileges May Let Local Users Gain Elevated Privileges in Certain Cases

Source: CCN
Type: SECTRACK ID: 1041341
F5 BIG-IP big3d Process Group Privileges May Let Local Users Gain Elevated Privileges in Certain Cases

Source: BID
Type: Third Party Advisory, VDB Entry
104920

Source: CCN
Type: BID-104920
F5 BIG-IP big3d Process CVE-2018-5540 Local Privilege Escalation Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041340

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041341

Source: XF
Type: UNKNOWN
f5-cve20185540-priv-esc(147014)

Source: CCN
Type: F5 Security Advisory K82038789
big3d vulnerability CVE-2018-5540

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/csp/article/K82038789

Vulnerable Configuration:

Configuration 1:

cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 11.5.1 and <= 11.5.6)

OR cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 11.6.0 and <= 11.6.3.1)

OR cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.3.3)

OR cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 13.0.0 and <= 13.0.1)

Configuration 2:

cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 11.5.1 and <= 11.5.6)

OR cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 11.6.0 and <= 11.6.3.1)

OR cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.3.3)

OR cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and <= 13.0.1)

Configuration 3:

cpe:/a:f5:enterprise_manager:3.1.1:*:*:*:*:*:*:*

Configuration 4:

cpe:/a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:* (Version >= 5.0.0 and <= 5.1.0)

Configuration 5:

cpe:/a:f5:big-iq_cloud_and_orchestration:1.0.0:*:*:*:*:*:*:*

Configuration 6:

cpe:/a:f5:f5_iworkflow:*:*:*:*:*:*:*:* (Version >= 2.1.0 and <= 2.3.0)

Configuration CCN 1:

cpe:/a:f5:enterprise_manager:3.1.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:11.5.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:12.1.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:11.6.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:13.0.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-iq_centralized_management:5.0.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-iq_cloud_and_orchestration:1.0.0:*:*:*:*:*:*:*

OR cpe:/a:f5:iworkflow:2.3.0:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:12.1.3.7:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:11.6.3:*:*:*:*:*:*:*

OR cpe:/a:f5:big-iq_centralized_management:5.1.0:*:*:*:*:*:*:*

OR cpe:/a:f5:iworkflow:2.1.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

BACK