ManageEngine Vulnerability CVE-2022-47966

Recently, Zoho ManageEngine released a security advisory for CVE-2022-47966, which allows for pre-authentication remote code execution in at least 24 ManageEngine products, including ADSelfService Plus and ServiceDesk Plus. This vulnerability stems from the products’ use of an outdated Apache...

Google Chrome “SymStealer” Vulnerability: How to Protect Your Files from Being Stolen

The Imperva Red Team recently disclosed a vulnerability, dubbed CVE-2022-3656, affecting over 2.5 billion users of Google Chrome and Chromium-based browsers. This vulnerability allowed for the theft of sensitive files, such as crypto wallets and cloud provider credentials. Introduction Chrome is...

81% Increase in Large-Volume DDoS Attacks

Since 2021, distributed denial of service DDoS attacks have trended upwards, both in volume and frequency. Layer 7 DDoS attacks of at least 500,000 requests per second RPS increased 81% in the past year. In addition to greater frequency, attack sizes were larger in 2022 than in 2021. The largest...

Abusing JSON-Based SQL

Overview Modern databases, such as PostgreSQL, natively support JSON as data values that can be queried. This capability uses JSON-specific operators, including an operator to test for key presence. Imperva Threat Research has investigated these database native JSON operators and discovered...

Log4j: One Year Later

One year ago, the Log4j remote code execution vulnerability known as Log4Shell CVE-2021-44228 was announced. The critical severity level vulnerability in a logging framework used across virtually all Java environments quickly set the internet on fire when it was released and exploited. It’s...

The Global DDoS Threat Landscape – November 2022

Every month in this space, we will post the Global DDoS Threat Landscape blog on behalf of the Imperva Threat Research team. As DDoS attacks continue to pose a significant risk to businesses, it is critical that we regularly communicate our Threat Research team’s findings to help the cybersecurit...

How DevOps can protect cloud applications from cyberattacks

Many organizations today are moving away from centralized on-prem operations and towards highly scalable cloud solutions such as Amazon’s AWS Lambda functionality. This provides cost-saving benefits and reduces the overall management of an enterprise tech stack. Cloud computing architecture also...

The Global DDoS Threat Landscape – October 2022

Every month in this space, we will post the Global DDoS Threat Landscape blog on behalf of the Imperva Threat Research team. As DDoS attacks continue to pose a significant risk to businesses it is critical that we regularly communicate our Threat Research team’s findings to help the cybersecurity...

Apache Commons Text vulnerability CVE-2022-42889

Updated Oct. 19, 2022 CVE-2022-42889 was recently added to the NVD catalog, with a critical score of 9.8. This vulnerability allows remote code execution RCE in Apache Commons Text. It affects version numbers 1.5-1.9, and an upgrade to Apache Commons Text 1.10.0 disables the problem by default...

A Recap of Released Features in Q3 for Imperva’s Online Fraud Prevention Solution

Advanced Bot Protection Earlier this year, Imperva was named a Leader in The Forrester Wave: Bot Management, Q2 2022. Advanced Bot Protection ABP ranked at the top in the current offering category, based on criteria including the range of supported use cases, bot detection, configuration and...

7 Ways Imperva Solutions Reduce the Cost of Data Security

As we push into Q4, economic uncertainty caused by rising interest rates, as-yet unchecked inflation, and a bear market is driving many enterprises to buck the trend and tighten cyber security budgets for the last three months of 2022. The result is increased pressure to achieve data security whi...

Talking to our Team about Cybersecurity Careers, on Ada Lovelace Day

Today’s Ada Lovelace Day, and this is a time to highlight the achievements of women in technology, engineering, science, and mathematics, and to encourage girls and women to pursue careers in STEM. Imperva Enterprise Account Managers, Leanora Weaver and Rebecca Kelly, both members of the Imperva...

Massive Multi-Vector 1.37 Tbps DDoS Attack Mitigated by Imperva DDoS Protection

On July 22, an Imperva customer was targeted by a network DDoS attack that reached a maximum bandwidth of 1.37 trillion bits per second Tbps, making it one of the largest attacks that Imperva has stopped and one of the larger DDoS attacks on record. The attack lasted a little over two hours in...

Why Imperva is a Cybersecurity Awareness Month Champion

This is our second consecutive year as a champion of Cybersecurity Awareness Month. Nowadays, IT security is everyone’s responsibility, and that’s something we take very seriously. Cybersecurity Awareness Month raises awareness of the core principles behind cybersecurity and highlights the key...

Microsoft Exchange Server Vulnerabilities CVE-2022-41040 and CVE-2022-41082

On September 29, Microsoft security researchers announced two new zero-day vulnerabilities, CVE-2022-41040 and CVE-2022-41082 affecting Microsoft Exchange Server. The vulnerabilities allow remote code execution RCE when used in tandem. It is important to note that both require authenticated acces...

At Kong Summit 2022, Imperva Will Demonstrate how to Use Terraform to Onboard Kong-managed Apps and Discover API Endpoints

Imperva and Kong are working together to simplify APIs Imperva is attending Kong’s 2022 Summit on September 28 and 29 in San Francisco. Imperva’s Summit booth will feature both a recorded and live demo built to showcase how Kong and Imperva seamlessly integrate using Terraform. Imperva, a...

Record DDoS Attack with 25.3 Billion Requests Abused HTTP/2 Multiplexing

Cybersecurity company Imperva has disclosed that it mitigated a distributed denial-of-service DDoS attack with a total of over 25.3 billion requests on June 27, 2022. The "strong attack," which targeted an unnamed Chinese telecommunications company, is said to have lasted for four hours and peake...

Record 25.3 Billion Request Multiplexing DDoS Attack Mitigated by Imperva

On June 27, 2022, Imperva mitigated a single attack with over 25.3 billion requests, setting a new record for Imperva’s application DDoS mitigation solution. While attacks with over one million requests per second RPS aren’t new, we’ve previously only seen them last for several seconds to a few...

The Global DDoS Threat Landscape – September 2022

Every month in this space, we will post the State of the Global DDoS Threat Landscape blog on behalf of the Imperva Threat Research team. As DDoS attacks become more frequent, varied, and sophisticated, it is critical that we regularly communicate the Imperva Threat Research team’s findings and...

Five Steps to Integrating a Data Repository Vulnerability Assessment Into A WAF–Driven Vulnerability Management Program

A vulnerability assessment is a systematic review of security weaknesses in an information system. It evaluates if the system is susceptible to any known vulnerabilities, assigns severity levels to those vulnerabilities, and recommends remediation or mitigation, if and whenever needed. There are...