Buffer overflow in Linux Kernel

CVE-2023-28502

Rocket Software UniData versions prior to 8.2.4 build 3003 and UniVerse versions prior to 11.3.5 build 1001 or 12.2.1 build 2002 suffer from a stack-based buffer overflow in the "udadmin" service that can lead to remote code execution as the root user.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.611 (99.2th percentile), scored .

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.2% 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-2023-28502: held from 0.611 to 0.611.

EPSS over last 30 days · oldest: 0.611 · newest: 0.611 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-28502?
CVE-2023-28502 is a critical-severity vulnerability in Linux Kernel, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-29.
How severe is CVE-2023-28502?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-28502 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.