CVE-2021-28672 Memory corruption in n/a

Critical 9.8 Published Updated

Remote attackers can execute arbitrary code via a buffer overflow in Web page parameter handling on various Xerox printer models.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-28672?

CVE-2021-28672 is a critical memory corruption vulnerability in n/a, published on 29 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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), 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.

Weakness: CWE-120

Which versions are affected by CVE-2021-28672?

It affects 24 products.

Products include Xerox Phaser 6510 Firmware, Xerox Versalink B400 Firmware, Xerox Versalink B405 Firmware, Xerox Versalink B600 Firmware, Xerox Versalink B605 Firmware, Xerox Versalink B610 Firmware and 18 more.

How do I fix CVE-2021-28672?

No fix has been published for CVE-2021-28672 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-28672 being exploited?

There is no known exploitation of CVE-2021-28672 in the wild and no public exploit code.

Sources

Also known as GHSA-4rx5-m97q-3xf8.

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