Buffer overflow in H3c Magic B1st

CVE-2023-34928

A stack overflow in the Edit_BasicSSID function of H3C Magic B1STV100R012 allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (68.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.3% 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-2023-34928: held from 0.013 to 0.013.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-34928?
CVE-2023-34928 is a high-severity vulnerability in H3c Magic B1st, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-06-28.
How severe is CVE-2023-34928?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-34928 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.