What is CVE-2021-3438?

CVE-2021-3438 is a high-severity vulnerability in Hp Color Laser 150 4zb94a, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2021-05-20.

How severe is CVE-2021-3438?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2021-3438 known to be exploited?

13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Hp Color Laser 150 4zb94a

CVE-2021-3438

A potential buffer overflow in the software drivers for certain HP LaserJet products and Samsung product printers could lead to an escalation of privilege.

Vulnerability class: Buffer Overflow

EPSS: 0.029 (85.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

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

Public proof-of-concept exploits

References

hp-security-alert@hp.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-3438?: CVE-2021-3438 is a high-severity vulnerability in Hp Color Laser 150 4zb94a, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2021-05-20.
How severe is CVE-2021-3438?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2021-3438 known to be exploited?: 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.