What is CVE-2023-4163?

CVE-2023-4163 is a medium-severity vulnerability in Broadcom Fabric_operating_system, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 4.4/10. Published 2023-08-31.

How severe is CVE-2023-4163?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Buffer overflow in Broadcom Fabric_operating_system

CVE-2023-4163

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.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (16.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Broadcom Fabric_operating_system
Brocade Fabric Os — versions Fabric OS before v9.2.0a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

sirt@brocade.com (Vendor Advisory)
sirt@brocade.com

Frequently asked questions

What is CVE-2023-4163?: CVE-2023-4163 is a medium-severity vulnerability in Broadcom Fabric_operating_system, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 4.4/10. Published 2023-08-31.
How severe is CVE-2023-4163?: Medium severity. CVSS v3 base score is 4.4 out of 10.