Posts by Pearce Barry

December 3, 2021

Finding HP printers and MFPs vulnerable to Printing Shellz

Do you have HP printers and multi-function printers (MFPs)? You might want to look at the two recently published vulnerabilities that affect 150+ models. Named “Printing Shellz” by the F-Secure security researchers who reported them, these vulns have been around for ~8 …

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November 10, 2021

Find Nucleus TCP/IP assets with accessible FTP services

Researchers at Forescout recently published findings on a new set of 13 vulnerabilities with the Nucleus RTOS TCP/IP stack, collectively referred to as NUCLEUS:13. Originally released in 1993, Nucleus is found in many different types of products, including devices in the …

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November 9, 2021

Tracking asset ownership with tags

Asset discovery is our bread-and-butter at Rumble, allowing us to surface network-connected systems and devices to our users. Once you have an asset inventory, you can track asset ownership with Rumble, which allows you to identify assets that have been orphaned and are no …

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October 28, 2021

Finding PAX point-of-sale devices

PAX Technologies, a China-based company that manufactures a LOT of point-of-sale (POS) terminal devices, has been in the news this week following an FBI raid of a PAX Florida facility. While the FBI didn’t officially confirm much beyond serving a court-authorized search, a …

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October 25, 2021

How to find Cisco devices running IOS XE

Cisco recently disclosed a command execution vulnerability that affects some versions of IOS XE SD-WAN software running on Cisco routing devices and virtual instances. With a CVSSv3 score of 7.8, this vulnerability (assigned CVE-2021-1529) is due to inadequate input …

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October 5, 2021

Finding Apache HTTP Server instances

Update: The 2.4.50 fix was incomplete and we strongly recommend upgrading to 2.4.51 or newer. The Apache Software Foundation recently announced a path traversal vulnerability present in version 2.4.49 of the Apache HTTP Server software. Due to insufficient coverage of …

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September 21, 2021

Finding Hikvision IP cameras and recorders on your network

Newly published security research from Watchful IP reveals an unauthenticated code execution vulnerability (assigned CVE-2021-36260) present in many Hikvision networked video devices. With a “critical” CVSS score of 9.8, this vulnerability affects a long list of Hikvision …

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September 17, 2021

Finding Azure Linux VMs running OMI services

Details on vulnerabilities present in some Azure Linux VMs, collectively referred to as “OMIGOD”, came to light this week via published research by the cloud security folks at Wiz.io. These vulnerabilities are found in the Open Management Infrastructure software that …

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September 9, 2021

Finding Confluence servers with Rumble

The U.S. Cyber Command recently reported “mass exploitation” of a code execution vulnerability in Atlassian’s popular Confluence software (CVE-2021-26084). This vulnerability has a CVSS Base score of 9.8 (considered “critical”), requires no authentication for exploitation, …

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August 25, 2021

Finding Fortinet web application firewall devices with Rumble

Recently published security research from Rapid7 provides details on an OS command injection vulnerability in Fortinet’s web application firewall (WAF) product line known as FortiWeb. This vulnerability exists in the FortiWeb management interface (versions 6.3.11 and prior) …

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