Oracle Linux 5 : nspr / and / nss (ELSA-2009-1186)

The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2009-1186 advisory. nspr: 4.7.4-1.el53.1 - create z-stream version 4.7.4-1 - Update to NSPR 4.7.4 nss: 3.12.3.99.3-1.0.1.el53.2 - Update clean.gif in the...

W3LL Store: How a Secret Phishing Syndicate Targets 8,000+ Microsoft 365 Accounts

A previously undocumented "phishing empire" has been linked to cyber attacks aimed at compromising Microsoft 365 business email accounts over the past six years. "The threat actor created a hidden underground market, named W3LL Store, that served a closed community of at least 500 threat actors w...

Hackers Exploit MinIO Storage System Vulnerabilities to Compromise Servers

An unknown threat actor has been observed weaponizing high-severity security flaws in the MinIO high-performance object storage system to achieve unauthorized code execution on affected servers. Cybersecurity and incident response firm Security Joes said the intrusion leveraged a publicly availab...

[SECURITY] Fedora 37 Update: mediawiki-1.38.7-1.fc37

MediaWiki is the software used for Wikipedia and the other Wikimedia Foundation websites. Compared to other wikis, it has an excellent range of features and support for high-traffic websites using multiple servers This package supports wiki farms. Read the instructions for creating wiki instances...

[SECURITY] Fedora 38 Update: mediawiki-1.39.4-1.fc38

MediaWiki is the software used for Wikipedia and the other Wikimedia Foundation websites. Compared to other wikis, it has an excellent range of features and support for high-traffic websites using multiple servers This package supports wiki farms. Read the instructions for creating wiki instances...

Threat Actors Targeting Microsoft SQL Servers to Deploy FreeWorld Ransomware

Threat actors are exploiting poorly secured Microsoft SQL MS SQL servers to deliver Cobalt Strike and a ransomware strain called FreeWorld. Cybersecurity firm Securonix, which has dubbed the campaign DBJAMMER, said it stands out for the way the toolset and infrastructure is employed. "Some of the...

Fake Update Utilizes New IDAT Loader To Execute StealC and Lumma Infostealers

Technical Analysis by: Thomas Elkins, Natalie Zargarov Contributions: Evan McCann, Tyler McGraw Recently, Rapid7 observed the Fake Browser Update lure tricking users into executing malicious binaries. While analyzing the dropped binaries, Rapid7 determined a new loader is utilized in order to...

CVE-2023-39968 Open Redirect Vulnerability in jupyter-server

jupyter-server is the backend for Jupyter web applications. Open Redirect Vulnerability. Maliciously crafted login links to known Jupyter Servers can cause successful login or an already logged-in session to be redirected to arbitrary sites, which should be restricted to Jupyter Server-served URL...

PT-2023-8933

Name of the Vulnerable Software and Affected Versions Anyscale Ray versions 2.6.3 through 2.8.0 Description Anyscale Ray versions 2.6.3 and 2.8.0 contain a remote code execution issue due to insufficient validation of incoming requests through the job submission API. Attackers can exploit this to...

Spacecolon Toolset Fuels Surge in Scarab Ransomware Attacks

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary CosmicBeetle, an active cyber threat group, has been utilizing a malicious toolset called Spacecolon in an ongoing campaign. This toolset is used to distribute variants of the Scarab ransomware by...

A broken marriage. Abusing mixed vendor Kerberos stacks

My first DEF CON talk was nerve-racking but something I would definitely put myself through again. In hindsight I should have submitted a 45-minute talk as there were some elements missing from what I presented, based on additional research since submitting the CFP. With that in mind, and for tho...

AZL-31170 CVE-2023-40217 affecting package python3 for versions less than 3.9.19-1

An issue was discovered in Python before 3.8.18, 3.9.x before 3.9.18, 3.10.x before 3.10.13, and 3.11.x before 3.11.5. It primarily affects servers such as HTTP servers that use TLS client authentication. If a TLS server-side socket is created, receives data into the socket buffer, and then is...

GHSA-8QV2-5VQ6-G2G7 webpki: CPU denial of service in certificate path building

When this crate is given a pathological certificate chain to validate, it will spend CPU time exponential with the number of candidate certificates at each step of path building. Both TLS clients and TLS servers that accept client certificate are affected. This was previously reported in...

webpki: CPU denial of service in certificate path building

When this crate is given a pathological certificate chain to validate, it will spend CPU time exponential with the number of candidate certificates at each step of path building. Both TLS clients and TLS servers that accept client certificate are affected. This was previously reported in...

Thousands of Unpatched Openfire XMPP Servers Still Exposed to High-Severity Flaw

Thousands of Openfire XMPP servers are unpatched against a recently disclosed high-severity flaw and are susceptible to a new exploit, according to a new report from VulnCheck. Tracked as CVE-2023-32315 CVSS score: 7.5, the vulnerability relates to a path traversal vulnerability in Openfire's...

PSF-2023-8 Bypass TLS handshake on closed sockets

Instances of ssl.SSLSocket are vulnerable to a bypass of the TLS handshake and included protections like certificate verification and treating sent unencrypted data as if it were post-handshake TLS encrypted data. The vulnerability is caused when a socket is connected, data is sent by the malicio...

Meta Set to Enable Default End-to-End Encryption on Messenger by Year End

Meta has once again reaffirmed its plans to roll out support for end-to-end encryption E2EE by default for one-to-one friends and family chats on Messenger by the end of the year. As part of that effort, the social media giant said it's upgrading "millions more people's chats" effective August 22...

Fedora: Security Advisory for clamav (FEDORA-2023-bf72d8833e)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

rustls-webpki: CPU denial of service in certificate path building

When this crate is given a pathological certificate chain to validate, it will spend CPU time exponential with the number of candidate certificates at each step of path building. Both TLS clients and TLS servers that accept client certificate are affected. We now give each path building operation...

GHSA-FH2R-99Q2-6MMG rustls-webpki: CPU denial of service in certificate path building

When this crate is given a pathological certificate chain to validate, it will spend CPU time exponential with the number of candidate certificates at each step of path building. Both TLS clients and TLS servers that accept client certificate are affected. We now give each path building operation...