What is CVE-2021-37354?

CVE-2021-37354 is a critical-severity vulnerability in Xerox Phaser 4622, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-02-15.

How severe is CVE-2021-37354?

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

Is CVE-2021-37354 known to be exploited?

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

Buffer overflow in Xerox Phaser 4622

CVE-2021-37354

Xerox Phaser 4622 v35.013.01.000 was discovered to contain a buffer overflow in the function sub_3226AC via the TIMEZONE variable. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

Vulnerability class: Buffer Overflow

EPSS: 0.014 (69.0th 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

Xerox Phaser_4622
Xerox Phaser_4622_firmware — versions 35.013.01.000
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-37354?: CVE-2021-37354 is a critical-severity vulnerability in Xerox Phaser 4622, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-02-15.
How severe is CVE-2021-37354?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-37354 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.