Brocade Fabric OS prior 9.1.1c/9.2.0 Home Directory 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.
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Brocade Fabric OS. It has been rated as problematic. Affected by this issue is some unknown functionality of the component Home Directory Handler. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2023-31428. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Brocade Fabric OS. It has been rated as problematic. This issue affects an unknown function of the component Home Directory Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Brocade Fabric OS before Brocade Fabric OS v9.1.1c, v9.2.0 contains a vulnerability in the command line that could allow a local user to dump files under user's home directory using grep.

The weakness was disclosed 08/02/2023. It is possible to read the advisory at support.broadcom.com. The identification of this vulnerability is CVE-2023-31428 since 04/28/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 9.1.1c or 9.2.0 eliminates this vulnerability.

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

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (Brocade Communications Systems, LLC): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Fabric OS 9.1.1c/9.2.0

Timelineinfo

04/28/2023 🔍
08/02/2023 +96 days 🔍
08/02/2023 +0 days 🔍
08/02/2023 +0 days 🔍

Sourcesinfo

Advisory: support.broadcom.com
Status: Confirmed

CVE: CVE-2023-31428 (🔍)
GCVE (CVE): GCVE-0-2023-31428
GCVE (VulDB): GCVE-100-235907

Entryinfo

Created: 08/02/2023 09:54
Changes: 08/02/2023 09:54 (49)
Complete: 🔍
Cache ID: 216::103

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

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