CVE-2021-28673 Command injection in n/a

What is CVE-2021-28673?

CVE-2021-28673 is a critical command injection 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 64.61.23 and 64.59.11 (Bridge), WorkCentre 6515 before 65.61.23 and 65.59.11 (Bridge), VersaLink B400 before 37.61.23 and 37.59.01 (Bridge), B405 before 38.61.23 and 38.59.01 (Bridge), B600/B610 before 32.61.23 and 32.59.01 (Bridge), B605/B615 before 33.61.23 and 33.59.01 (Bridge), B7025/30/35 before 58.61.23 and 58.59.11 (Bridge), C400 before 67.61.23 and 67.59.01 (Bridge), C405 before 68.61.23 and 68.59.01 (Bridge), C500/C600 before 61.61.23 and 61.59.01 (Bridge), C505/C605 before 62.61.23 and 62.59.11 (Bridge), C7000 before 56.61.23 and 56.59.01 (Bridge), C7020/25/30 before 57.61.23 and 57.59.01 (Bridge), C8000/C9000 before 70.61.23 and 70.59.01 (Bridge), allows remote attackers with "a weaponized clone file" to execute arbitrary commands in the Web User Interface.

Which versions are affected by CVE-2021-28673?

It affects 23 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 17 more.

How do I fix CVE-2021-28673?

No fix has been published for CVE-2021-28673 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2021-28673 being exploited?

There is no known exploitation of CVE-2021-28673 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2021-28671 Command injection in n/a Critical 9.8
• CVE-2021-28672 Memory corruption in n/a Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-px8j-33x3-76gw.