Brocade NetIron MLX Line Card up to 5.8.00e/5.9.00bd/6.0.00/6.0.00a IPsec Memory memory corruption

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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Brocade NetIron MLX Line Card up to 5.8.00e/5.9.00bd/6.0.00/6.0.00a. It has been rated as problematic. The impacted element is an unknown function of the component IPsec. Performing a manipulation results in memory corruption (Memory). This vulnerability is known as CVE-2016-8203. Remote exploitation of the attack is possible. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in Brocade NetIron MLX Line Card up to 5.8.00e/5.9.00bd/6.0.00/6.0.00a. It has been classified as critical. This affects an unknown function of the component IPsec. The manipulation with an unknown input leads to a memory corruption vulnerability (Memory). CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability.

The weakness was published 10/03/2016 as BSA-2016-168 as confirmed security advisory (Website). It is possible to read the advisory at brocade.com. This vulnerability is uniquely identified as CVE-2016-8203 since 09/13/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The advisory points out:

A memory corruption in the IPsec code path of Brocade NetIron OS on Brocade MLXs 5.8.00 through 5.8.00e, 5.9.00 through 5.9.00bd, 6.0.00 and 6.0.00a images could allow attackers to cause a denial of service (line card reset) via certain constructed IPsec control packets

Applying the patch 5.8.00ec/5.9.00be/6.0.00ab is able to eliminate this problem.

The vulnerability is also documented in the databases at SecurityFocus (BID 94232†) and SecurityTracker (ID 1037010†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Brocade

Name

• NetIron MLX Line Card

Version

• 5.8.00a
• 5.8.00b
• 5.8.00c
• 5.8.00d
• 5.8.00e
• 5.9.00bd
• 6.0
• 6.0.00a

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Memory
Class: Memory corruption / Memory
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 800326
OpenVAS Name: Brocade Security Advisory BSA-2016-168 (Memory Corruption Vulnerability)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 5.8.00ec/5.9.00be/6.0.00ab

Timelineinfo

09/13/2016 🔍
10/03/2016 +20 days 🔍
10/13/2016 +10 days 🔍
10/14/2016 +1 days 🔍
10/31/2016 +17 days 🔍
11/10/2016 +10 days 🔍
09/26/2022 +2146 days 🔍

Sourcesinfo

Advisory: BSA-2016-168
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-8203 (🔍)
GCVE (CVE): GCVE-0-2016-8203
GCVE (VulDB): GCVE-100-92715
SecurityFocus: 94232 - Brocade NetIron OS CVE-2016-8203 Memory Corruption Vulnerability
SecurityTracker: 1037010

Entryinfo

Created: 10/14/2016 11:58
Updated: 09/26/2022 09:25
Changes: 10/14/2016 11:58 (62), 05/09/2019 15:00 (11), 09/26/2022 09:25 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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