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CVE-2021-27795

MEDIUM
Published 2023-12-06T01:16:07.122Z
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Expert Analysis

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CVSS Score

V3.1
6.4
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.110
Higher than 11.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
HIGH

Description

Brocade Fabric OS (FOS) hardware
platforms running any version of Brocade Fabric OS software, which
supports the license string format; contain cryptographic
issues that could allow for the installation of forged or fraudulent
license keys. This would allow attackers or a malicious party to forge a
counterfeit license key that the Brocade Fabric OS platform would
authenticate and activate as if it were a legitimate license key.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Brocade

Brocade Switches

Affected Versions:

All Version

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-phm5-rgh2-qxcf

Advisory Details

Brocade Fabric OS (FOS) hardware platforms running any version of Brocade Fabric OS software, which supports the license string format; contain cryptographic issues that could allow for the installation of forged or fraudulent license keys. This would allow attackers or a malicious party to forge a counterfeit license key that the Brocade Fabric OS platform would authenticate and activate as if it were a legitimate license key.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-27795
WEB https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/21289

Advisory provided by GitHub Security Advisory Database. Published: December 6, 2023, Modified: December 6, 2023

References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/21289
Published: 2023-12-06T01:16:07.122Z
Last Modified: 2024-08-03T21:33:15.653Z
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