What is CVE-2021-44738?

CVE-2021-44738 is a critical-severity vulnerability in Lexmark 6500e, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-01-20.

How severe is CVE-2021-44738?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Lexmark 6500e

CVE-2021-44738

Buffer overflow vulnerability has been identified in Lexmark devices through 2021-12-07 in postscript interpreter.

Vulnerability class: Buffer Overflow

EPSS: 0.033 (87.0th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

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

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-44738?: CVE-2021-44738 is a critical-severity vulnerability in Lexmark 6500e, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2022-01-20.
How severe is CVE-2021-44738?: Critical severity. CVSS v3 base score is 9.8 out of 10.