Cyber Resilience

CVE-2021-28672

Critical

Published: 29 March 2021

Published
29 March 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0222 84.8th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-28672 is a critical-severity Classic Buffer Overflow (CWE-120) vulnerability in Xerox Phaser 6510 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 15.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Xerox Phaser 6510 before 64.65.51 and 64.59.11 (Bridge), WorkCentre 6515 before 65.65.51 and 65.59.11 (Bridge), VersaLink B400 before 37.65.51 and 37.59.01 (Bridge), B405 before 38.65.51 and 38.59.01 (Bridge), B600/B610 before 32.65.51 and 32.59.01 (Bridge), B605/B615 before 33.65.51 and 33.59.01 (Bridge),…

more

B7025/30/35 before 58.65.51 and 58.59.11 (Bridge), C400 before 67.65.51 and 67.59.01 (Bridge), C405 before 68.65.51 and 68.59.01 (Bridge), C500/C600 before 61.65.51 and 61.59.01 (Bridge), C505/C605 before 62.65.51 and 62.59.01 (Bridge), C7000 before 56.65.51 and 56.59.01 (Bridge), C7020/25/30 before 57.65.51 and 57.59.01 (Bridge), C8000/C9000 before 70.65.51 and 70.59.01 (Bridge), C8000W before 72.65.51 allows remote attackers to execute arbitrary code through a buffer overflow in Web page parameter handling.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

xerox
phaser 6510 firmware
≤ 64.59.11 · ≤ 64.65.51
xerox
workcentre 6515 firmware
≤ 65.59.11 · ≤ 65.65.51
xerox
versalink b400 firmware
≤ 37.59.01 · ≤ 37.65.51
xerox
versalink b405 firmware
≤ 38.59.01 · ≤ 38.65.51
xerox
versalink b600 firmware
≤ 32.59.01 · ≤ 32.65.51
xerox
versalink b610 firmware
≤ 32.59.01 · ≤ 32.65.51
xerox
versalink b605 firmware
≤ 33.59.01 · ≤ 33.65.51
xerox
versalink b615 firmware
≤ 33.59.01 · ≤ 33.65.51
xerox
versalink b7025 firmware
≤ 58.59.11 · ≤ 58.65.51
xerox
versalink b7030 firmware
≤ 58.59.11 · ≤ 58.65.51
+14 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References