Critical safety flaws found in six extensively used enterprise printers | Computing

Serious security flaws discovered in six widely used enterprise printers | Computing

Serious security flaws discovered in six widely used enterprise printers

Researchers have found 35 safety vulnerabilities in six main enterprise printers. Picture by way of Pixabay

NCC Group researchers have found no less than 35 vulnerabilities in six standard enterprise printer fashions manufactured by HP, Xerox, Ricoh, Brother, Lexmark, and Kyocera.

The researchers examined a number of options – together with internet companies, internet utility, replace functionality and firmware – of six mid-range enterprise printers and found a variety of vulnerabilities, highlighting the assault floor provided by the internet-connected printers.

Some vulnerabilities had been discovered to be relationship again 30 to 40 years.

The printers examined by the staff are:

  • HP Colour LaserJet Professional MFP M281fdw
  • Xerox Phaser 3320
  • Ricoh SP C250DN
  • Lexmark CX310DN
  • Brother HL-L8360CDW
  • Kyocera Ecosys M5526cdw

The bugs unearthed within the printers fluctuate in severity, the researchers stated, however they could possibly be utilized by attackers to spy on print jobs, perform denial-of-service assaults to crash printers, or to implant backdoors to take care of a secret presence on the community.

A possible attacker may additionally exploit these flaws to ahead print jobs to different internet-based attackers.

The HP Colour LaserJet Professional MFP M281fdw printer suffered from a number of buffer overflow vulnerabilities within the Web Printing Protocol service. In keeping with researchers, these vulnerabilities may permit attackers to provoke a denial-of-service assault and to execute some arbitrary code on the machine.

The vulnerabilities discovered within the Lexmark printer included a Easy Community Administration Protocol (SNMP) denial-of-service vulnerability; info disclosure vulnerabilities; a number of overflows in Lexmark Internet Server; and no account-lockout implementation.

The makers of the affected printers have both patched or are within the means of patching all vulnerabilities found by the researchers.

Programs admins have been suggested to replace any affected printers of their organisation to latest firmware accessible.

“The excellent news is that due to this analysis, the producers in query had been capable of present updates to shut up the recognized vulnerabilities and safe the affected units in opposition to the exploits uncovered by the researchers,” the researchers wrote in a weblog publish.

“Nonetheless, these examples exhibit simply how cautious producers and the enterprises utilizing their units have to be in the case of making certain network-connected printers are as much as scratch by way of cyber safety.”

Safety points with internet-connected printers and different IoT units should not unusual.

In April, a survey by ForeScout claimed that 2.7 million companies within the UK are leaving their company networks weak as a result of insecure IoT units.

Earlier this month, researchers stated that they’d noticed a hacking group linked to the Russian state concentrating on IoT units in a bid to breach safe company networks.

In March, safety specialists from Unit 42, the risk intelligence group of Palo Alto Networks, found a brand new variant of the Mirai IoT malware, which was particularly concentrating on enterprise targeted units.

Additional studying

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