Brocade Fabric OS up to 9.1.x buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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 up to 9.1.x and classified as critical. The impacted element is an unknown function. The manipulation results in buffer overflow. This vulnerability is known as CVE-2023-4163. Attacking locally is a requirement. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Brocade Fabric OS up to 9.1.x. Affected is an unknown code. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on availability. CVE summarizes:

In Brocade Fabric OS before v9.2.0a, a local authenticated privileged user can trigger a buffer overflow condition, leading to a kernel panic with large input to buffers in the portcfgfportbuffers command.

The weakness was published 08/31/2023. The advisory is available at support.broadcom.com. This vulnerability is traded as CVE-2023-4163 since 08/04/2023. The technical details are unknown and an exploit is not available.

Upgrading to version 9.2.0a eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

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: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.4
CNA Vector (Brocade Communications Systems, LLC): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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 9.2.0a

Timelineinfo

08/04/2023 🔍
08/31/2023 +27 days 🔍
08/31/2023 +0 days 🔍
08/31/2023 +0 days 🔍

Sourcesinfo

Advisory: support.broadcom.com
Status: Confirmed

CVE: CVE-2023-4163 (🔍)
GCVE (CVE): GCVE-0-2023-4163
GCVE (VulDB): GCVE-100-238410

Entryinfo

Created: 08/31/2023 07:11
Changes: 08/31/2023 07:11 (49)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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