What is CVE-2023-34419?

CVE-2023-34419 is a medium-severity vulnerability in Lenovo Legion 5-15ach6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2023-08-17.

How severe is CVE-2023-34419?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Buffer overflow in Lenovo Legion 5-15ach6

CVE-2023-34419

A buffer overflow has been identified in the SetupUtility driver in some Lenovo Notebook products which may allow an attacker with local access and elevated privileges to execute arbitrary code.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (8.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Lenovo Legion_5-15ach6
Lenovo Legion_5-15ach6a
Lenovo Legion_5-15ach6a_firmware
Lenovo Legion_5-15ach6_firmware
Lenovo Legion_5-15ach6h
Lenovo Legion_5-15ach6h_firmware
Lenovo Legion_5_15arh7
Lenovo Legion_5_15arh7_firmware
Lenovo Legion_5_15arh7h
Lenovo Legion_5_15arh7h_firmware

Weakness classification (CWE)

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

References

psirt@lenovo.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-34419?: CVE-2023-34419 is a medium-severity vulnerability in Lenovo Legion 5-15ach6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2023-08-17.
How severe is CVE-2023-34419?: Medium severity. CVSS v3 base score is 6.7 out of 10.