What’s New in Rapid7 Detection & Response: Q2 2023 in Review

We are excited to share another quarter of new Detection & Response capabilities and improvements. As we continue to innovate across our platform, we thank our customers for continuous insight, engagement, and direction. Keenly focused on our mission to deliver solutions for consolidated,...

Guidance on Microsoft Signed Drivers Being Used Maliciously

Executive Summary: Microsoft was recently informed that drivers certified by Microsoft’s Windows Hardware Developer Program MWHDP were being used maliciously in post-exploitation activity. In these attacks, the attacker gained administrative privileges on compromised systems before using the...

The vulnerability of the fib_rules_lookup() function in the Linux operating system’s IPv6 kernel module allows a hacker to cause a service failure.

The vulnerability of the fibruleslookup function in the Linux IPv6 kernel module is related to access to resources through incompatible types when processing the values of rt6info and fib6info in the arg.result parameter. Exploiting this vulnerability could allow an attacker to cause a service...

CLSA-2023-1689009395 Fix of 9 CVEs

Backport upstream releases 8u372 to 16.04 LTS CVEs fixed in 8u372: - CVE-2023-21930: Improper connection handling during TLS handshake - CVE-2023-21937: Missing string checks for NULL characters - CVE-2023-21938: Incorrect handling of NULL characters in ProcessBuilder - CVE-2023-21939: Swing HTML...

Reauthorize Error "Your FAS rules are not using the latest authorization certificate".

FAS console shows the message "Reauthorize Error "Your FAS rules are not using the latest authorization certificate" when you attempt to Reauthorize...

DEBIAN-CVE-2023-36823

Sanitize is an allowlist-based HTML and CSS sanitizer. Using carefully crafted input, an attacker may be able to sneak arbitrary HTML and CSS through Sanitize starting with version 3.0.0 and prior to version 6.0.2 when Sanitize is configured to use the built-in "relaxed" config or when using a...

UBUNTU-CVE-2023-36823

Sanitize is an allowlist-based HTML and CSS sanitizer. Using carefully crafted input, an attacker may be able to sneak arbitrary HTML and CSS through Sanitize starting with version 3.0.0 and prior to version 6.0.2 when Sanitize is configured to use the built-in "relaxed" config or when using a...

Alerting Rules!: InsightIDR Raises the Bar for Visibility and Coverage

By George Schneider, Information Security Manager at Listrak I've worked in cybersecurity for over two decades, so I've seen plenty of platforms come and go—some even crash and burn. But Rapid7, specifically InsightIDR, has consistently performed above expectations. In fact, InsightIDR has become...

Wordfence Intelligence Weekly WordPress Vulnerability Report (June 26, 2023 to July 2, 2023)

Last week, there were 66 vulnerabilities disclosed in 56 WordPress Plugins and 1 WordPress themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 34 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities i...

The case against self-closing tags in HTML

Let's talk about /: You'll see this syntax on my blog because it's what Prettier does, and I really like Prettier. However, I don't think / is a good thing. First up: The facts Enter XHTML Back in the late 90s and early 2000s, the W3C had a real thing for XML, and thought that it should replace...

PT-2023-8924 · Sanitize +2 · Sanitize +2

Name of the Vulnerable Software and Affected Versions: Sanitize versions 3.0.0 through 6.0.2 Description: The issue is related to the Sanitize HTML and CSS sanitizer, which can be exploited by an attacker using carefully crafted input to sneak arbitrary HTML and CSS through the sanitizer. This...

Sanitize vulnerable to Cross-site Scripting via insufficient neutralization of `style` element content

Impact Using carefully crafted input, an attacker may be able to sneak arbitrary HTML and CSS through Sanitize = 3.0.0, = 6.0.2 performs additional escaping of CSS in style element content, which fixes this issue. Workarounds Users who are unable to upgrade can prevent this issue by using a...

The Password Game

Amusing parody of password rules. BoingBoing: For example, at a certain level, your password must include todays Wordle answer. And then theres rule 27: "At least 50% of your password must be in the Wingdings font." EDITED TO ADD 7/13: Here are all the rules...

Brave browser will prevent websites from port scanning visitors

If you use Brave browser, then youre shortly going to find you have a new string added to your security bow. Websites performing port scanning will now be automatically blocked beginning with version 1.54 of the browsing tool. Port scanning, I hear you cry? Yes indeed. You may well not have even...

DoS and DDoS Attacks against Multiple Sectors

CISA is aware of open-source reporting of targeted denial-of-service DoS and distributed denial-of-service DDoS attacks against multiple organizations in multiple sectors. These attacks can cost an organization time and money and may impose reputational costs while resources and services are...

The vulnerability of the access control service for remote catalogs and the authentication mechanism sssd, related to the disclosure of information, allows a perpetrator to gain access to confidential data.

The vulnerability of the access control service for remote catalogs and the authentication mechanism of sssd involve revealing information that allows reading of sudo rules, which are accessible to any user. Exploiting this vulnerability could enable a malicious individual to gain access to...

Wordfence Intelligence Weekly WordPress Vulnerability Report (June 19, 2023 to June 25, 2023)

Last week, there were 84 vulnerabilities disclosed in 76 WordPress Plugins and 2 WordPress themes that have been added to the Wordfence Intelligence Vulnerability Database, and there were 42 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities i...

Vulnerability Spotlight: Use-after-free condition in Google Chrome WebGL

Cisco Talos recently discovered an exploitable use-after-free vulnerability in Google Chromes Web Graphics Library WebGL. Google Chrome is a cross-platform web browser -- and Chromium is the open-source version of the browser that both Google and other software developers use as the basis to buil...

CVE-2023-36631

Lack of access control in wfc.exe in Malwarebytes Binisoft Windows Firewall Control 6.9.2.0 allows local unprivileged users to bypass Windows Firewall restrictions via the user interface's rules tab. NOTE: the vendor's perspective is "this is intended behavior as the application can be locked usi...

CVE-2023-36631

Lack of access control in wfc.exe in Malwarebytes Binisoft Windows Firewall Control 6.9.2.0 allows local unprivileged users to bypass Windows Firewall restrictions via the user interface's rules tab. NOTE: the vendor's perspective is "this is intended behavior as the application can be locked usi...