Vulnerability CVE-2018-5532

Vulnerability Name:

CVE-2018-5532 (CCN-147010)

Assigned:

2018-07-19

Published:

2018-07-19

Updated:

2019-10-03

Summary:

On F5 BIG-IP 13.0.0, 12.1.0-12.1.2, 11.6.0-11.6.3.1, or 11.2.1-11.5.6 a domain name cached within the DNS Cache of TMM may continue to be resolved by the cache even after the parent server revokes the record, if the DNS Cache is receiving a stream of requests for the cached name.

CVSS v3 Severity:

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

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

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

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

CVSS v2 Severity:

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

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

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

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

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2018-5532

Source: CCN
Type: SECTRACK ID: 1041345
F5 BIG-IP DNS Request Processing Bug Lets Remote Users Cause DNS Cache Data to Persist on the Target System

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041345

Source: XF
Type: UNKNOWN
f5-cve20185532-sec-bypass(147010)

Source: CCN
Type: F5 Security Advisory K48224824
BIG-IP DNS Cache vulnerability CVE-2018-5532

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/csp/article/K48224824

Vulnerable Configuration:

Configuration 1:

cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 2:

cpe:/a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 3:

cpe:/a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 4:

cpe:/a:f5:big-ip_analytics:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_analytics:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 5:

cpe:/a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 6:

cpe:/a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* (Version >= 10.1.0 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 7:

cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 11.2.1 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 <= 12.1.2)

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

Configuration 8:

cpe:/a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 9:

cpe:/a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 10:

cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 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 <= 12.1.2)

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

Configuration 11:

cpe:/a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 12:

cpe:/a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration 13:

cpe:/a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* (Version >= 11.2.1 and <= 11.5.6)

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

OR cpe:/a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.2)

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

Configuration CCN 1:

cpe:/a:f5:big-ip:11.2.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:11.6.1:*:*:*:*:*:*:*

OR cpe:/a:f5:big-ip:12.1.2:*:*:*:*:*:*:*

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

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

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

Denotes that component is vulnerable

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