security

  1. S

    Shell Fork Bomb Protection Disabled

    We are configuring a new server with a client with cPanel 94, CloudLinux and CSF on CentOS 7. The CSF Server Service Check script suggests that Shell Fork Bomb Protection should be enabled , but pressing the 'Enable Protection' button doesn't change the status from disabled. `/etc/profile` was a...
  2. DDSameera

    SOLVED *** SECURITY information for abc.xxxxxxxx.com ***

    There are 20 cPanels in my WHM panel. so i want to "composer update" for all cPanel account. So I run this command "composer update" using shell script . then I run following code cd /customscript/github && bash sync.sh shell script run successfully on cPanel account 1 to 10 , 10-20 its...
  3. R

    AutoSSL? End User Getting: "invalid security certificate"

    Hey Friends, I always thought the idea here with AutoSSL was to allow your end-users to be able to use HTTPS and browse securely? We are receiving the following: ******* uses an invalid security certificate. The certificate is not trusted because it is self-signed. Error code...
  4. mlopez

    SOLVED Allow SMTP on port 25 without security

    Hey, We use (against my recommendation) an archaic :rolleyes: software that uses port 25 with no security for SMTP connections, when sending email notifications. Apparently our cPanel server doesn't accept this kind of unsecure connections, how can I enable it? Thank you
  5. sneader

    Advice on enabling the cPanel/OWASP-CRS Mod Security Rule Set

    We have Mod Security enabled, and using mod sec rules developed and provided by our data center. It has worked out very well, but there are some things we like about the OWASP Core Rule Set (CRS) that cPanel is making available to us. I'm investigating enabling these rules, either in...
  6. suatkocabas

    SOLVED Special FTP Accounts | For Security

    Hi,My server was hacked last week.and fixed my server's security flaws.but I don't understand this *Special FTP Accounts* .This part is important ? .can I remove this ftp accounts?
  7. R

    The chinese want to use my server to view websites which are censored in there

    Hello, I see allot of mod_proxy requests from chinese ip's that try to connect to certain websites voanews seems to be a populair one .The requests are being denied with a 403 forbidden by mod_security but i'm wondering why the Chinese are trying to steal my server resources for there crap and...
  8. M

    SECURITY information for vps.domain.com, user NOT in sudoers

    My client has gotten a few of these emails now with this warning: vps.domain.com : Jan 2 04:59:04 : username : user NOT in sudoers ; TTY=unknown ; PWD=/home/username ; USER=root ; COMMAND=/sbin/sysctl kernel.nmi_watchdog=0 I ssh'd in and the last ssh prior to that was back in August (based on...
  9. J

    SOLVED Suspicious symlink (->../../var/lib/mysql/mysql.sock)

    Error message received from csf. Trying to dig into this and some older articles reference cpanel but honestly, it's above my pay grade. Maybe someone can shed some light? Time: Wed Dec 30 14:06:02 2020 -0500 File: /tmp/mysql.sock Reason: Suspicious symlink...
  10. G

    Disable security tokens

    Is there an up-to-date way of disabling security tokens? They're a huge annoyance for me; no one can access my server but me, anyway, but my home internet provider changes IPs constantly so I'm having to log back in to PMA every hour or 2! On my old server, I added this to...
  11. E

    Problem in Security advisor: Failed to check whether active services are up-to-date: “/usr/local/cpanel/bin/needs-restarting-cpanel” reported error

    Hello, I have a cPanel&WHM version 90.0.19 and now I see error in Security advisor: Failed to determine if a reboot is necessary: An unknown error in the “Cpanel::Exception::ProcessFailed” package has occurred. Failed to check whether active services are...
  12. Jim Evans

    ET DNS Query for .su TLD (Soviet Union) Often Malware Related

    Started noticing suricata alerts based on this ET. Has anyone else been seeing this? network.data.decoded .............ns2.magicgenericmart.su..... UDP traffic (..5.?._X..............ns2.magicgenericmart.su..............W."[email protected] Exploring tcpdump to pcap...
  13. D

    Automated security file downloading needed

    I need a script (on server: Centos, or on client: Windows) to download the AutoSSL Let's Encrypt private key and certificate files for a list of domains I own, so I can update my local development computer whenever cPanel decides to renew my webserver certificates, making them invalid locally...
  14. T

    session.hash_function

    I'm using EasyApache4 I'm using PHP 7.3 I'm trying to increase PHPSESSID security and increase length.. I want set session.sid_length but it does not exist in MultiPHP.ini Editor But session.hash_function exist. (But it seems it is not effective in PHP 7.3) I set it to 1 and set Algorithm to...
  15. W

    mod_ruid2 under Security Advisor?

    Quick question I just noticed something on a the security advisor page: Apache vhosts are not segmented or chroot()ed. Enable “mod_ruid2” in the “EasyApache 4” area, enable “Jail Apache” in the “Tweak Settings” area, and change users to jailshell in the “Manage Shell Access” area. Consider a...
  16. J

    Recommendations on Linux SIEM tools?

    I've seen two threads here discuss OSSEC, Splunk, and LogWatch. However, both are well over 5 years old. What works best with dedicated cPanel server environments? Which is best for learning more about cybersecurity and incident response in general?
  17. R

    WHM access not by me

    Hello, today lfd notified me a new WHM/cPanel root access to my VPS by an IP from Romania (it's not mine). When i saw the email, i logged immediately into WHM and i blocked that IP. I changed also my root password. Apparently it seems that everything works fine. My VPS has CSF installed and...
  18. K

    AH01215: Use of uninitialized value $homedir in concatenation

    Hi I'm looking at this error but it doesn't make sense. I tried googling but I can't find any relevant results. [Mon Aug 31 15:38:14.060612 2020] [cgi:error] [pid 713883] [client 144.76.4.41:23578] AH01215: Use of uninitialized value $homedir in concatenation (.) or string at...
  19. O

    How to trace short lived suspecious-processes

    Hi My load-average started to go above its usual baseline today, so I kept on checking the process manager. From what I have seen, the server is getting each 1 second a process triggered by the user "nobody" and it is always calling the php-cgi as marked in red. Note: all my-websites use their...
  20. PCZero

    Security Advisor "Information" Spam Ads

    Please give us a way to turn off SPAM ads in Security Advisor such as this one. No legit software should support SPAMMING users. Had I known that the highly recommended Imunify in the new version of WHM came with SPAM ads I would have just stayed with Clam. SPAMMING users is very unprofessional...