F5 BIG-IP 12.1.0/12.1.1/12.1.2 TMM access control

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in F5 BIG-IP 12.1.0/12.1.1/12.1.2. The impacted element is an unknown function of the component TMM. This manipulation causes access control. This vulnerability is handled as CVE-2016-9245. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in F5 BIG-IP 12.1.0/12.1.1/12.1.2 (Firewall Software). It has been declared as problematic. Affected by this vulnerability is some unknown processing of the component TMM. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect availability. The summary by CVE is:

In F5 BIG-IP systems 12.1.0 - 12.1.2, malicious requests made to virtual servers with an HTTP profile can cause the TMM to restart. The issue is exposed with BIG-IP APM profiles, regardless of settings. The issue is also exposed with the non-default "Normalize URI" configuration options used in iRules and/or BIG-IP LTM policies. 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 03/03/2017. The weakness was released 03/07/2017 (Website). The advisory is shared at support.f5.com. This vulnerability is known as CVE-2016-9245 since 11/09/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 97401 (F5 Networks BIG-IP : TMM vulnerability (K22216037)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370461 (F5 BIG-IP ASM Multiple Denial of Service Vulnerabilities (K51351360, K51351360)).

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 databases at Tenable (97401), SecurityFocus (BID 96471†) and SecurityTracker (ID 1037964†). Entry connected to this vulnerability is available at VDB-100953. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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: 97401
Nessus Name: F5 Networks BIG-IP : TMM vulnerability (K22216037)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800325
OpenVAS Name: F5 BIG-IP - TMM vulnerability CVE-2016-9245
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/09/2016 🔍
02/24/2017 +107 days 🔍
02/24/2017 +0 days 🔍
02/27/2017 +3 days 🔍
03/03/2017 +4 days 🔍
03/07/2017 +4 days 🔍
03/07/2017 +0 days 🔍
03/07/2017 +0 days 🔍
03/08/2017 +1 days 🔍
03/08/2017 +0 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: support.f5.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9245 (🔍)
GCVE (CVE): GCVE-0-2016-9245
GCVE (VulDB): GCVE-100-97621
SecurityFocus: 96471 - Multiple F5 BIG-IP Products CVE-2016-9245 Denial of Service Vulnerability
OSVDB: - CVE-2016-9245 - F5 - BIG-IP - Denial of Service Issue
SecurityTracker: 1037964

See also: 🔍

Entryinfo

Created: 03/08/2017 08:18
Changes: 03/08/2017 08:18 (83)
Complete: 🔍
Cache ID: 216:FAB:103

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