Vulnerability Name:

CVE-2018-5504 (CCN-140658)

Assigned:2018-03-22
Published:2018-03-22
Updated:2019-10-03
Summary:In some circumstances, the Traffic Management Microkernel (TMM) does not properly handle certain malformed Websockets requests/responses, which allows remote attackers to cause a denial-of-service (DoS) or possible remote code execution on the F5 BIG-IP system running versions 13.0.0 - 13.1.0.3 or 12.1.0 - 12.1.3.1.
CVSS v3 Severity:8.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.6 High (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-5504

Source: CCN
Type: SECTRACK ID: 1040558
F5 BIG-IP TMM WebSocket Processing Bug Lets Remote Users Execute Arbitrary Code on the Target System

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040558

Source: XF
Type: UNKNOWN
f5-cve20185504-dos(140658)

Source: CCN
Type: F5 Security Advisory K11718033
TMM WebSocket vulnerability CVE-2018-5504

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/csp/article/K11718033

Vulnerable Configuration:Configuration 1:
  • cpe:/a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and <= 12.1.3.2)
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_analytics:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_analytics:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* (Version >= 13.0.0 and <= 13.1.0.4)
  • OR cpe:/a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* (Version >= 12.1.0 and < 12.1.3.2)
  • OR cpe:/a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.1.0.4)
  • OR cpe:/a:f5:big-ip_websafe:1.0.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:f5:big-ip:12.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip:13.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip:12.1.3.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    f5 big-ip access policy manager *
    f5 big-ip access policy manager *
    f5 big-ip advanced firewall manager *
    f5 big-ip advanced firewall manager *
    f5 big-ip analytics *
    f5 big-ip analytics *
    f5 big-ip application acceleration manager *
    f5 big-ip application acceleration manager *
    f5 big-ip application security manager *
    f5 big-ip application security manager *
    f5 big-ip domain name system *
    f5 big-ip domain name system *
    f5 big-ip edge gateway *
    f5 big-ip edge gateway *
    f5 big-ip global traffic manager *
    f5 big-ip global traffic manager *
    f5 big-ip link controller *
    f5 big-ip link controller *
    f5 big-ip local traffic manager *
    f5 big-ip local traffic manager *
    f5 big-ip policy enforcement manager *
    f5 big-ip policy enforcement manager *
    f5 big-ip webaccelerator *
    f5 big-ip webaccelerator *
    f5 big-ip websafe 1.0.0
    f5 big-ip 12.0.0
    f5 big-ip 13.0.0
    f5 big-ip 12.1.3.1