7.5
HIGH
CVE-2019-6611
F5 BIG-IP PPTP VPN Sequence Processing Vulnerability (Denial of Service)
Description

When BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8 are processing certain rare data sequences occurring in PPTP VPN traffic, the BIG-IP system may execute incorrect logic. The TMM may restart and produce a core file as a result of this condition. The BIG-IP system provisioned with the CGNAT module and configured with a virtual server using a PPTP profile is exposed to this vulnerability.

INFO

Published Date :

May 3, 2019, 6:29 p.m.

Last Modified :

Nov. 21, 2024, 4:46 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-6611 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 F5 big-ip_access_policy_manager
2 F5 big-ip_advanced_firewall_manager
3 F5 big-ip_analytics
4 F5 big-ip_application_acceleration_manager
5 F5 big-ip_application_security_manager
6 F5 big-ip_domain_name_system
7 F5 big-ip_fraud_protection_service
8 F5 big-ip_global_traffic_manager
9 F5 big-ip_link_controller
10 F5 big-ip_local_traffic_manager
11 F5 big-ip_policy_enforcement_manager
12 F5 big-ip_edge_gateway
13 F5 big-ip_webaccelerator
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-6611.

URL Resource
http://www.securityfocus.com/bid/108187 Third Party Advisory VDB Entry
https://support.f5.com/csp/article/K47527163 Vendor Advisory
http://www.securityfocus.com/bid/108187 Third Party Advisory VDB Entry
https://support.f5.com/csp/article/K47527163 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-6611 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6611 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/108187
    Added Reference https://support.f5.com/csp/article/K47527163
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Feb. 03, 2023

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.securityfocus.com/bid/108187 No Types Assigned http://www.securityfocus.com/bid/108187 Third Party Advisory, VDB Entry
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-20 NVD-CWE-noinfo
  • CVE Modified by [email protected]

    May. 08, 2019

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/108187 [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 06, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://support.f5.com/csp/article/K47527163 No Types Assigned https://support.f5.com/csp/article/K47527163 Vendor Advisory
    Added CWE CWE-20
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
    Added CPE Configuration OR *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 11.5.2 up to (excluding) 11.5.9 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 11.6.1 up to (excluding) 11.6.4 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 12.1.0 up to (excluding) 12.1.4.1 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 13.0.0 up to (excluding) 13.1.1.5 *cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* versions from (including) 14.0.0 up to (excluding) 14.1.0.2
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-6611 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-6611 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.08 }} 0.01%

score

0.36991

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability