Buffer overflow in Broadcom Bcm5820x

CVE-2025-25050

An out-of-bounds write vulnerability exists in the cv_upgrade_sensor_firmware functionality of Dell ControlVault3 prior to 5.15.10.14 and Dell ControlVault 3 Plus prior to 6.2.26.36. A specially crafted ControlVault API call can lead to an out-of-bounds write. An attacker can issue an API call to trigger this vulnerability.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (82.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-25050: held from 0.021 to 0.022.

EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-25050?
CVE-2025-25050 is a high-severity vulnerability in Broadcom Bcm5820x, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-06-13.
How severe is CVE-2025-25050?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-25050 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.