Vulnerability Name:

CVE-2017-6141 (CCN-133871)

Assigned:2017-07-19
Published:2017-07-19
Updated:2017-11-15
Summary:In F5 BIG-IP LTM, AAM, AFM, APM, ASM, Link Controller, PEM, and WebSafe 12.1.0 through 12.1.2, certain values in a TLS abbreviated handshake when using a client SSL profile with the Session Ticket option enabled may cause disruption of service to the Traffic Management Microkernel (TMM). The Session Ticket option is disabled by default.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): None
Availibility (A): High
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2017-6141

Source: XF
Type: UNKNOWN
f5-cve20176141-dos(133871)

Source: CCN
Type: F5 Security Advisory K21154730
TMM SSL/TLS profile vulnerability CVE-2017-6141

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/csp/article/K21154730

Vulnerable Configuration:Configuration 1:
  • cpe:/a:f5:big-ip_access_policy_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_advanced_firewall_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_security_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_policy_enforcement_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_websafe:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_websafe:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_websafe:12.1.2:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:f5:big-ip_local_traffic_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_local_traffic_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_application_acceleration_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_access_policy_manager:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_link_controller:12.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_websafe:12.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:f5:big-ip_websafe:12.1.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    f5 big-ip access policy manager 12.1.0
    f5 big-ip access policy manager 12.1.1
    f5 big-ip access policy manager 12.1.2
    f5 big-ip advanced firewall manager 12.1.0
    f5 big-ip advanced firewall manager 12.1.1
    f5 big-ip advanced firewall manager 12.1.2
    f5 big-ip application acceleration manager 12.1.0
    f5 big-ip application acceleration manager 12.1.1
    f5 big-ip application acceleration manager 12.1.2
    f5 big-ip application security manager 12.1.0
    f5 big-ip application security manager 12.1.1
    f5 big-ip application security manager 12.1.2
    f5 big-ip link controller 12.1.0
    f5 big-ip link controller 12.1.1
    f5 big-ip link controller 12.1.2
    f5 big-ip local traffic manager 12.1.0
    f5 big-ip local traffic manager 12.1.1
    f5 big-ip local traffic manager 12.1.2
    f5 big-ip policy enforcement manager 12.1.0
    f5 big-ip policy enforcement manager 12.1.1
    f5 big-ip policy enforcement manager 12.1.2
    f5 big-ip websafe 12.1.0
    f5 big-ip websafe 12.1.1
    f5 big-ip websafe 12.1.2
    f5 big-ip local traffic manager 12.1.0
    f5 big-ip local traffic manager 12.1.2
    f5 big-ip aam 12.1.0
    f5 big-ip access policy manager 12.1.2
    f5 big-ip access policy manager 12.1.0
    f5 big-ip link controller 12.1.2
    f5 big-ip link controller 12.1.0
    f5 big-ip websafe 12.1.2
    f5 big-ip websafe 12.1.0