F5 BIG-IP APM 12.1.2/13.0.0 VPN/PPP APM Tunneled VPN Flow input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in F5 BIG-IP APM 12.1.2/13.0.0. Affected by this issue is some unknown functionality of the component VPN/PPP. Executing a manipulation as part of APM Tunneled VPN Flow can lead to input validation. This vulnerability is registered as CVE-2017-6129. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in F5 BIG-IP APM 12.1.2/13.0.0 (Firewall Software). This vulnerability affects some unknown functionality of the component VPN/PPP. The manipulation as part of a APM Tunneled VPN Flow leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

In F5 BIG-IP APM software version 13.0.0 and 12.1.2, in some circumstances, APM tunneled VPN flows can cause a VPN/PPP connflow to be prematurely freed or cause TMM to stop responding with a "flow not in use" assertion. An attacker may be able to disrupt traffic or cause the BIG-IP system to fail over to another device in the device group.

The bug was discovered 12/21/2017. The weakness was published 12/21/2017 (Website). The advisory is shared for download at support.f5.com. This vulnerability was named CVE-2017-6129 since 02/21/2017. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 118601 (F5 Networks BIG-IP : BIG-IP APM VPN vulnerability (K20087443)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (118601). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118601
Nessus Name: F5 Networks BIG-IP : BIG-IP APM VPN vulnerability (K20087443)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/21/2017 🔍
12/20/2017 +302 days 🔍
12/21/2017 +1 days 🔍
12/21/2017 +0 days 🔍
12/21/2017 +0 days 🔍
12/22/2017 +1 days 🔍
11/02/2018 +315 days 🔍
01/18/2023 +1538 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K20087443
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6129 (🔍)
GCVE (CVE): GCVE-0-2017-6129
GCVE (VulDB): GCVE-100-110980
SecurityTracker: 1040047

Entryinfo

Created: 12/22/2017 08:10
Updated: 01/18/2023 17:11
Changes: 12/22/2017 08:10 (61), 12/28/2019 11:02 (8), 01/27/2021 17:48 (3), 01/18/2023 17:11 (3)
Complete: 🔍
Cache ID: 216:F10:103

Once again VulDB remains the best source for vulnerability data.

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