F5 BIG-IP up to 11.5.3 vCMP input validation

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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in F5 BIG-IP up to 11.5.3. Affected by this issue is some unknown functionality of the component vCMP. Such manipulation leads to input validation. This vulnerability is referenced as CVE-2015-6546. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in F5 BIG-IP up to 11.5.3 (Firewall Software). Affected by this issue is an unknown code block of the component vCMP. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The weakness was published 10/15/2015 as 533156 / SOL17386 as confirmed advisory (Website). The advisory is shared for download at support.f5.com. This vulnerability is handled as CVE-2015-6546. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 86407 (F5 Networks BIG-IP : vCMP DoS vulnerability (K17386)), 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 to version 10.2.4, 11.6.0 or 12.0.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (86407), SecurityTracker (ID 1033952†) and Vulnerability Center (SBV-54251†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 86407
Nessus Name: F5 Networks BIG-IP : vCMP DoS vulnerability (K17386)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800325
OpenVAS Name: F5 BIG-IP - SOL17386 - vCMP DoS vulnerability CVE-2015-6546
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: BIG-IP 10.2.4/11.6.0/12.0.0

Timelineinfo

08/20/2015 🔍
10/15/2015 +56 days 🔍
10/15/2015 +0 days 🔍
10/15/2015 +0 days 🔍
10/16/2015 +1 days 🔍
10/23/2015 +7 days 🔍
10/24/2015 +1 days 🔍
11/06/2015 +13 days 🔍
11/08/2015 +2 days 🔍
06/25/2022 +2421 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: 533156 / SOL17386
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6546 (🔍)
GCVE (CVE): GCVE-0-2015-6546
GCVE (VulDB): GCVE-100-78860
SecurityTracker: 1033952
Vulnerability Center: 54251 - F5 BigIP Remote DoS via Malicious Traffic, Medium

Entryinfo

Created: 10/24/2015 19:28
Updated: 06/25/2022 02:27
Changes: 10/24/2015 19:28 (66), 03/11/2018 13:41 (6), 06/25/2022 02:27 (4)
Complete: 🔍
Cache ID: 216:C94:103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!