F5 BIG-IP Single Sign-On information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in F5 BIG-IP. This affects an unknown part of the component Single Sign-On. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2016-3686. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in F5 BIG-IP (Firewall Software) (version unknown). It has been declared as problematic. This vulnerability affects an unknown function of the component Single Sign-On. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

The Single Sign-On (SSO) feature in F5 BIG-IP APM 11.x before 11.6.0 HF6 and BIG-IP Edge Gateway 11.0.0 through 11.3.0 might allow remote attackers to obtain sensitive SessionId information by leveraging access to the Location HTTP header in a redirect.

The weakness was presented 04/13/2016 (Website). The advisory is shared for download at securitytracker.com. This vulnerability was named CVE-2016-3686 since 03/29/2016. 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 MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 90456 (F5 Networks BIG-IP : BIG-IP APM SSO vulnerability (SOL82679059)), 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 even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (90456) and Vulnerability Center (SBV-58190†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / 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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 90456
Nessus Name: F5 Networks BIG-IP : BIG-IP APM SSO vulnerability (SOL82679059)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800325
OpenVAS Name: F5 BIG-IP - SOL82679059 - BIG-IP APM SSO vulnerability CVE-2016-3686
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/29/2016 🔍
04/09/2016 +11 days 🔍
04/13/2016 +3 days 🔍
04/13/2016 +0 days 🔍
04/13/2016 +0 days 🔍
04/13/2016 +0 days 🔍
04/14/2016 +1 days 🔍
04/14/2016 +0 days 🔍
07/24/2022 +2292 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K82679059⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-3686 (🔍)
GCVE (CVE): GCVE-0-2016-3686
GCVE (VulDB): GCVE-100-82348
SecurityTracker: 1035519
Vulnerability Center: 58190 - F5 BIG-IP APM 11 before 11.6.0 HF6 and BIG-IP Edge Gateway 11 before 11.3.0 SSO Remote Information Disclosure, Medium

Entryinfo

Created: 04/14/2016 10:02
Updated: 07/24/2022 14:16
Changes: 04/14/2016 10:02 (65), 02/04/2019 15:18 (11), 07/24/2022 14:15 (3), 07/24/2022 14:16 (1)
Complete: 🔍
Cache ID: 216:5AE:103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!