Buffer overflow in Lexmark Printer Firmware

CVE-2023-50739

A buffer overflow vulnerability has been identified in the Internet Printing Protocol (IPP) in various Lexmark devices. The vulnerability can be leveraged by an attacker to execute arbitrary code.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.006 (48.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.5% 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-2023-50739: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-50739?
CVE-2023-50739 is a high-severity vulnerability in Lexmark Printer Firmware, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-01-18.
How severe is CVE-2023-50739?
High severity. CVSS v3 base score is 8.8 out of 10.