Security alerts for the software on your servers, and practical guides for when a website or server goes down. From the team at Centoculus.
Alerts ·
On Alpine Linux servers with the standard openssh-server package, attackers can log in to accounts without a password, such as key-only accounts. OpenSSH 10.6p2 and updated Alpine packages fix it.
Alerts ·
A flaw in APT lets an attacker who can modify package downloads replace a verified package and run code as root. Debian and Ubuntu published advisories on November 4. Update APT on all servers.
Alerts ·
A critical flaw in Ruby on Rails Active Storage lets unauthenticated attackers write arbitrary files on the server through a crafted upload when ImageMagick processes it. Update to Rails 8.1.4.1 or 8.0.5.2.
Alerts ·
Two newly disclosed Xen flaws let a malicious guest access the memory of other VMs, including dom0. All versions since 4.6 are affected and there is no mitigation, so hosts need to be patched.
Alerts ·
Five WordPress plugins have newly disclosed high-severity flaws, among them LiteSpeed Cache with 7 million installations and GiveWP. Here is what is affected and what to update.
Alerts ·
On November 2 an attacker used cPGuard's update system to push a script to customer servers. The script installed a backdoor and collected password hashes and files. Servers running cPGuard should be checked now.
Alerts ·
Six WordPress plugins have newly disclosed vulnerabilities, including SureCart, Ultra Addons for Contact Form 7 and s2Member. Two flaws are rated CVSS 9.8, and three allow account takeover or file deletion.
Alerts ·
Two critical flaws in Langflow allow attackers to bypass authentication or run arbitrary code without an account. All releases from 1.0.0 to 1.12.8 are affected. Version 1.13.0 fixes both.
Alerts ·
An authentication bypass in Barracuda Email Security Gateway before 9.4.0.030 lets unauthenticated attackers import a crafted backup and change the appliance's global configuration. Update to 9.4.0.030 or later.
Alerts ·
The BTCPay Server maintainer warns that attackers are draining hot wallets on instances running older releases. Operators of self-hosted instances should update to the latest version now and check their wallets.
Alerts ·
Progress has reported several critical vulnerabilities in WS_FTP that can lead to compromise of the server. Administrators should install the vendor updates soon.
Alerts ·
A CVSS 10.0 flaw in Canonical LXD and MicroCloud lets an attacker with network access to the HTTPS API log in as a trusted client without its private key, gaining access to the cluster and its VMs.
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