Casey Ellis, on the record.
1,386 items across 6 categories: press, broadcast, stage, and paperwork. Captured, displayed, and archived for posterity.
Log4j, again, needs patching as new bug is found and squashed
An SC Media article details the discovery of another denial-of-service vulnerability in the Log4j library requiring additional patching for affected systems. Casey Ellis comments on the security implications and remediation efforts needed to address the newly identified flaw.
Global Cyberattacks from Nation-State Actors Posing Greater Threats
Threatpost published an article examining the rising tide of global cyberattacks in 2021 and the sophisticated threats posed by nation-state hacking groups. Casey Ellis provided analysis on the evolving threat landscape and the implications of state-sponsored cyber operations for organizations worldwide.
Beware of cryptominers when torrenting 'Spider-Man: No Way Home'
A ZDNet article warns of cryptomining malware embedded in illegal torrents of Spider-Man: No Way Home circulating online. Casey Ellis discusses the security risks posed by malware-laden downloads and advises users on safe file-sharing practices.
Bug bounty platforms handling thousands of Log4j vulnerability reports
PortSwigger's Daily Swig reported on how bug bounty platforms managed an influx of thousands of Log4j vulnerability submissions from security researchers in December 2021. Casey Ellis commented on the surge in reports and the operational challenges platforms faced processing the volume of disclosures related to the critical logging library vulnerability.
White House convenes open-source security summit amid Log4j risks
Mint reported on a White House summit convening tech industry leaders to address open-source software security following the Log4j vulnerability crisis. Casey Ellis participated in discussions about strengthening protections for critical open-source infrastructure.
Log4j exploit takes down Ministry of Defense email servers in Belgium
An SC Media article from December 2021 describes how attackers exploited the Log4j vulnerability to compromise and disable email servers at Belgium's Ministry of Defense. Casey Ellis commented on the incident's significance for critical infrastructure security and the urgent need for organizations to patch the widely-exploited vulnerability.
US DHS Announces New Bug Bounty Program to Safeguard Systems
This BankInfoSecurity article from December 2021 reports that the U.S. Department of Homeland Security announced a "Hack DHS" bug bounty program to identify cybersecurity vulnerabilities. Casey Ellis, founder and CTO of Bugcrowd, a platform partner for the program, says DHS must outsmart adversaries before they outsmart it.
With Log4j vulnerability, the full impact has yet to come
VentureBeat published an article on the Log4j vulnerability warning that its full impact would unfold over an extended period as attackers locate vulnerable systems. Casey Ellis discusses the ongoing threat landscape and the delayed consequences organizations would face from the widespread nature of the flaw.
Log4Shell: A perfect storm that’s easy to exploit and goes viral in a hurry
SC Media published Casey Ellis's analysis of the Log4Shell vulnerability in December 2021, examining why the flaw created a perfect storm of easy exploitation and rapid spread. Ellis explores the conditions that enabled the vulnerability to proliferate quickly across software ecosystems and become exceptionally difficult to contain.
What are Log4Shell and log4j and should you be worried about them? - BetaNews
BetaNews published this December 2021 article explaining Log4Shell, the critical vulnerability in the log4j logging library, and whether organizations should be concerned. Casey Ellis, CTO and founder of Bugcrowd, calls it a worst-case scenario given log4j's wide use, and advises firms to first find everywhere log4j exists in their products.
Apache’s Fix for Log4Shell Can Lead to DoS Attacks
A ThreatPost article from December 2021 reports on Apache's patch for a denial-of-service vulnerability in Log4j discovered after the initial Log4Shell remote code execution flaw. Casey Ellis discusses the implications of the patching process and the challenges organizations face in securing the widely-used logging library against emerging threats.
DHS Launches Bug Bounty Program
Infosecurity Magazine reported on the Department of Homeland Security's launch of "Hack DHS," its inaugural bug bounty program designed to identify vulnerabilities across federal systems. Casey Ellis contributed expertise to the initiative as a recognized voice in coordinated vulnerability disclosure and bug bounty program design.
Bug hunt bounty: Feds to offer up to $5,000 to identify cyber weak spots
WRAL TechWire reported on the U.S. federal government's launch of the "Hack DHS" bug bounty program, which offers up to $5,000 for identifying security vulnerabilities. Casey Ellis discussed the program's significance for strengthening federal cybersecurity defenses through crowdsourced vulnerability discovery.
'Less obvious' uses of Log4j pose a major risk
This VentureBeat article from December 14, 2021, explains that Apache Log4j is often used unknowingly inside software products, making the Log4Shell vulnerability difficult to detect and fix. Casey Ellis, founder and chief technology officer at Bugcrowd, advises organizations to fix known exposures first while planning for unknown vulnerable Log4j in their environments.
CISA orders federal civilian agencies to patch Log4j vulnerability and 12 others by December 24 - ZDNET
ZDNet reported in December 2021 that CISA added Log4j and 12 other vulnerabilities to its Known Exploited Vulnerabilities Catalog with a December 24 patching deadline. Bugcrowd CTO Casey Ellis commended the deadlines but said most organizations would struggle, since they must first find Log4j and then run regression testing before patching.
Log4Shell Malware Vulnerability Vaccine Helps Protect Users that Could Not Update Yet
TechTimes reported on security efforts to develop a protective "vaccine" against the Log4Shell vulnerability for systems unable to patch immediately. Casey Ellis contributed to these efforts aimed at providing interim protection for exposed users against active exploitation of the critical logging flaw.
Here We Go Again: Second Log4j Flaw Surfaces
A Security Boulevard article from December 2021 covers the discovery of a second Log4j vulnerability, CVE-2021-45046, that surfaced shortly after the initial disclosure and required additional patching. Casey Ellis commented on the implications of the chained flaw and the challenges organizations faced in securing their systems against successive Log4j exploits.
What is Log4Shell, and why are we panicking about it? | Computer Weekly
This December 2021 article from ComputerWeekly.com explains the Log4Shell vulnerability in Apache's Log4j2 library and the alarm it triggered. Casey Ellis, chief technology officer at Bugcrowd, calls it a worst-case scenario, citing Log4j's widespread use, the many exploit paths, difficult patching, and an exploit that fits in a tweet.
Security company offers Log4j 'vaccine' for systems that can't be updated immediately - ZDNET
This ZDNet article from December 13, 2021 covers a security company's Log4j vaccine for systems that cannot be updated immediately, which experts call a limited stop-gap. Bugcrowd CTO Casey Ellis warns that running such a fix on others' systems without permission likely violates the CFAA, creating legal risk even for well-intentioned users.
Serious Log4j Security Flaw: Race Underway to Discern Scope
This BankInfoSecurity article from December 2021 covers the Apache Log4j 2 zero-day flaw and how security teams are working to gauge its scope. Casey Ellis, CTO and founder of Bugcrowd, says he has seen the flaw exploited via a Wi-Fi SSID and calls its long tail extraordinary.
Chinese Researchers Discover EwDoor Botnet Affecting up to 100,000 AT&T VoIP Servers
CPO Magazine published a report on the discovery of EwDoor, a botnet targeting AT&T VoIP servers that potentially infected up to 100,000 devices, as identified by Chinese security researchers. Casey Ellis commented on the security implications and threat landscape revealed by the botnet's widespread reach and targeting of critical communications infrastructure.
How Do I Find My Servers With the Log4j Vulnerability?
Dark Reading published a technical guide on identifying servers vulnerable to the Log4j flaw. Casey Ellis contributed advice and methods to help system administrators detect the vulnerability across their infrastructure.
Bug-Bounty Programs Shift Focus to Most Critical Flaws
Dark Reading published an analysis on how bug bounty programs are evolving to prioritize critical vulnerabilities with higher payouts. Casey Ellis discusses the strategic shift toward incentivizing researchers to focus on the most impactful security flaws rather than volume-based submissions.
'Vaccine' against Log4Shell vulnerability has potential -- and limitations
A December 2021 VentureBeat article covers Cybereason's "vaccine" workaround for the Log4Shell flaw in Apache Log4j servers. Casey Ellis, founder and CTO of Bugcrowd, tells VentureBeat the fix appears effective, though he calls it a supplementary tool rather than a cure-all and notes it does not work before Log4j 2.10.
Apache Log4j Threatens, Well, Everything
This Security Boulevard article from December 11, 2021, covers the actively exploited Apache Log4j flaw, CVE-2021-44228, in the widely used Log4j2 Java logging library. Casey Ellis, founder and CTO at Bugcrowd, warns that the library's ubiquity and many exploit paths will complicate patching, and urges teams to immediately locate Log4j in their environments.
NVD: It’s Another Record Year for Vulnerabilities
This Infosecurity Magazine article, published December 9, 2021, reports that the National Vulnerability Database logged another record number of software vulnerabilities, marking the fifth consecutive year of such totals. Casey Ellis, CTO at Bugcrowd, says the record reflects the pace of technological development, since more software produced means more vulnerabilities exist.
2021 marks another record year for security vulnerabilities
TechRepublic published an article examining the record number of security vulnerabilities disclosed in 2021. Casey Ellis provides insight into the factors driving the surge in vulnerability disclosures and their implications for the security industry.
With 18,378 vulnerabilities reported in 2021, NIST records fifth straight year of record numbers
ZDNet published a report on NIST data showing that 2021 saw 18,378 vulnerabilities discovered, continuing a fifth consecutive year of record numbers. Casey Ellis commented on the vulnerability landscape and the implications of sustained increases in reported security flaws.
How to get started with bug bounties and finding vulnerabilities | Cyber Work Podcast
A Cyberwire podcast episode from December 2021 features Casey Ellis discussing how to begin participation in bug bounty programs and the process of identifying vulnerabilities. Ellis provides guidance on entry points for security researchers interested in coordinated vulnerability disclosure and bug bounty participation.
AT&T Looks to Shut Down Botnet that Attacked 5,700 Network Appliances
eSecurity Planet reported on AT&T's efforts to shut down the EwDoor botnet, which compromised over 5,700 carrier-grade network address translation devices. Casey Ellis commented on the incident's significance for critical infrastructure security and the importance of coordinated response efforts against emerging botnet threats.