Vulnerability Name:

CVE-2016-4545 (CCN-113768)

Assigned:2016-06-02
Published:2016-06-02
Updated:2016-06-09
Summary:Virtual servers in F5 BIG-IP 11.5.4, when SSL profiles are enabled, allow remote attackers to cause a denial of service (resource consumption and Traffic Management Microkernel restart) via an SSL alert during the handshake.
CVSS v3 Severity:7.5 High (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 (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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
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:N/A:L/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): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2016-4545

Source: SECTRACK
Type: UNKNOWN
1036025

Source: XF
Type: UNKNOWN
f5-bigip-cve20164545-dos(113768)

Source: CCN
Type: F5 Security Advisory sol48042976
BIG-IP SSL vulnerability CVE-2016-4545

Source: CONFIRM
Type: Vendor Advisory
https://support.f5.com/kb/en-us/solutions/public/k/48/sol48042976.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:f5:big-ip_application_acceleration_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:f5:big-ip_advanced_firewall_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:f5:big-ip_local_traffic_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/a:f5:big-ip_analytics:11.5.4:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/a:f5:big-ip_global_traffic_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/a:f5:big-ip_policy_enforcement_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/a:f5:big-ip_link_controller:11.5.4:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/a:f5:big-ip_access_policy_manager:11.5.4:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/a:f5:big-ip_application_security_manager:11.5.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    f5 big-ip application acceleration manager 11.5.4
    f5 big-ip advanced firewall manager 11.5.4
    f5 big-ip local traffic manager 11.5.4
    f5 big-ip analytics 11.5.4
    f5 big-ip global traffic manager 11.5.4
    f5 big-ip policy enforcement manager 11.5.4
    f5 big-ip link controller 11.5.4
    f5 big-ip access policy manager 11.5.4
    f5 big-ip application security manager 11.5.4