F5 BIG-IP up to 12.1.2 iControl REST access control

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in F5 BIG-IP up to 12.1.2. Impacted is an unknown function of the component iControl REST Handler. Such manipulation leads to access control. This vulnerability is uniquely identified as CVE-2016-9251. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 12.1.2 (Firewall Software). It has been rated as critical. Affected by this issue is an unknown code block of the component iControl REST Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In F5 BIG-IP 12.0.0 through 12.1.2, an authenticated attacker may be able to cause an escalation of privileges through a crafted iControl REST connection.

The bug was discovered 05/05/2017. The weakness was disclosed 05/09/2017 (Website). The advisory is shared for download at support.f5.com. This vulnerability is handled as CVE-2016-9251 since 11/09/2016. The attack may be launched remotely. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 100001 (F5 Networks BIG-IP : iControl REST vulnerability (K41107914)), 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 370458 (F5 BIG-IP ASM iControl REST Privilege Escalation Vulnerability (K41107914)).

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 (100001). The entries VDB-100955, VDB-100954 and VDB-100953 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
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: 100001
Nessus Name: F5 Networks BIG-IP : iControl REST vulnerability (K41107914)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/09/2016 🔍
05/05/2017 +177 days 🔍
05/05/2017 +0 days 🔍
05/08/2017 +3 days 🔍
05/09/2017 +1 days 🔍
05/09/2017 +0 days 🔍
05/09/2017 +0 days 🔍
12/06/2022 +2037 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K41107914
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9251 (🔍)
GCVE (CVE): GCVE-0-2016-9251
GCVE (VulDB): GCVE-100-100952
OSVDB: - CVE-2016-9251 - F5 - Big-Ip Access Policy Manager - Medium
SecurityTracker: 1038414

See also: 🔍

Entryinfo

Created: 05/09/2017 22:59
Updated: 12/06/2022 08:55
Changes: 05/09/2017 22:59 (66), 09/24/2020 17:56 (5), 12/22/2020 14:25 (2), 12/06/2022 08:55 (3)
Complete: 🔍
Cache ID: 216:FB5:103

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