Hot for Security

FEBRUARY 10, 2021

The FBI alert, obtained by ZDNet , draws attention to out-of-date Windows 7 systems, poor passwords, and desktop sharing software TeamViewer. “TeamViewer’s legitimate use, however, makes anomalous activity less suspicious to end users and system administrators compared to typical RATs.”. .

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Hacking Social Engineering System Administration Passwords 124

Krebs on Security

NOVEMBER 8, 2021

Prosecutors say Vasinskyi was involved in a number of REvil ransomware attacks, including the July 2021 attack against Kaseya , Miami-based company whose products help system administrators manage large networks remotely. The biggest is password re-use by cybercriminals (yes, crooks are lazy, too). 3 was Lublin, Poland.

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Ransomware Cybercrime System Administration Passwords 320

Security Affairs

FEBRUARY 14, 2021

The FBI is warning companies about the use of out-of-date Windows 7 systems, desktop sharing software TeamViewer, and weak account passwords. “TeamViewer’s legitimate use, however, makes anomalous activity less suspicious to end users and system administrators compared to typical RATs.”

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Krebs on Security

MAY 13, 2024

used the password 225948. According to Constella, this email address was used in 2010 to register an account for a Dmitry Yurievich Khoroshev from Voronezh, Russia at the hosting provider firstvds.ru. 2011 said he was a system administrator and C++ coder. Constella finds that the email addresses webmaster@stairwell.ru

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Security Affairs

MAY 5, 2021

According to Tenable, the remote authentication-bypass vulnerability is tied to an issue related to how HPE handles password resets for administrator accounts. The password change is carried out by sending a request to URL /redfish/v1/SessionService/ResetPassword/1.

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Authentication Passwords Accountability System Administration 134

SecureList

MARCH 12, 2024

Distribution of Sensitive Data Exposure vulnerabilities by risk level, 2021–2023 ( download ) Among the sensitive data we identified during our analysis were plaintext one-time passwords and credentials, full paths to web application publish directories and other internal information that could be used to understand the application architecture.

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Passwords Authentication Architecture Risk 119

Security Boulevard

MAY 28, 2022

If you don’t have fake accounts, computers, and configurations that look vulnerable mixed in with your population of systems you are missing out. System administrators usually know their systems very well. This user had the current, real password in the description. No one should EVER use this account.

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Security Affairs

FEBRUARY 20, 2020

The CVE-2020-3158 flaw is related to the presence of a system account that has a default and static password in the Smart Software Manager tool. “The vulnerability is due to a system account that has a default and static password and is not under the control of the system administrator.”

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Software System Administration Advertising Accountability 142

Security Affairs

JUNE 8, 2022

. “Upon gaining an initial foothold into a telecommunications organization or network service provider, PRC state-sponsored cyber actors have identified critical users and infrastructure including systems critical to maintaining the security of authentication, authorization, and accounting.

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Telecommunications Authentication Passwords Accountability 100

eSecurity Planet

MARCH 21, 2022

Inactive Accounts and Default Configurations. Hackers gained initial access by brute-forcing an existing account via “a simple, predictable password” to enroll a new device in the MFA procedures, the agencies said. MFA was automatically disabled because the account was inactive for a long period.

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VPN Accountability Authentication Passwords 117

Krebs on Security

SEPTEMBER 30, 2023

“The command requires Windows system administrators,” Truniger’s ads explained. was also used to register an account at the online game stalker[.]so ru account is connected to the Telegram account “ Perchatka ,” (“glove” in Russian). ru account and posted as him.

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Ransomware Accountability Cybercrime Backups 241

Krebs on Security

JULY 8, 2021

The attackers exploited a vulnerability in software from Kaseya , a Miami-based company whose products help system administrators manage large networks remotely. ” Michael Sanders , executive vice president of account management at Kaseya, confirmed that the customer portal was taken offline in response to a vulnerability report.

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Software Ransomware System Administration Authentication 310

Malwarebytes

JULY 29, 2021

The attack could force remote Windows systems to reveal password hashes that could then be easily cracked. Microsoft quickly sent out an advisory for system administrators to stop using the now deprecated Windows NT LAN Manager (NTLM) to thwart an attack. The authentication process does not require the plaintext password.

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Authentication Passwords Encryption System Administration 138

Security Affairs

JUNE 2, 2020

Citadelo experts were able to perform the following actions triggering the vulnerability: View content of the internal system database, including password hashes of any customers allocated to this infrastructure. Modify the system database to steal foreign virtual machines (VM) assigned to different organizations within Cloud Director.

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Hacker's King

SEPTEMBER 14, 2024

This ongoing effort makes GTFOBins an indispensable tool for penetration testers, security analysts, and system administrators aiming to identify and mitigate privilege escalation risks in Unix/Linux environments. You can see /etc/passwd using less and then crack hash using john tool to get the password. sudo ftp !

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System Administration Penetration Testing Passwords Hacking 52

eSecurity Planet

NOVEMBER 30, 2021

Privileged accounts are among an organization’s biggest cybersecurity concerns. These accounts give admins control over data, applications, infrastructure and other critical assets that average system users don’t have permission to access or change. What is Privileged Access Management (PAM)? WALLIX Bastion. PAM best practices.

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Software Accountability Government Passwords 137

SecureWorld News

SEPTEMBER 15, 2020

Between January and August 2020, unidentified actors used aggregation software to link actor-controlled accounts to client accounts belonging to the same institution, resulting in more than $3.5 Some of the credentials belonged to company leadership, system administrators, and other employees with privileged access.".

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Banking Accountability Passwords DDOS 57

IT Security Guru

APRIL 12, 2022

There are a few notable exploited misconfigurations, from default built-in file sharing, and lack of password enforcement, albeit no password to multi-factor authentication (MFA), to the risks of legacy protocols and OAuth apps, that can bring a little clarity to understanding the complex landscape that is a company’s SaaS security posture.

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Duo's Security Blog

JUNE 8, 2023

During the workday, on the other hand, I spend a lot of time talking to systems administrators, security operations analysts, and IT professionals who do love MFA. Compare this to climbing the hill of Windows Logon, VPN logon, and web application logon - all with username, password, and Duo prompt - just to get to work in the morning.

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Authentication VPN System Administration Engineering 132

The Last Watchdog

MARCH 4, 2019

Turns out it was possible for a threat actor to flood GLIBC with data , take control of it, and then use it as a launch point for stealing passwords, spying on users and attempting to usurp control of other computers. Privilege account credentials are widely available for sale. This is where PowerShell comes back into play.

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Hacking Energy and Utilities System Administration Accountability 212

Krebs on Security

MAY 29, 2020

The researchers concluded that for many people involved, cybercrime amounts to little more than a boring office job sustaining the infrastructure on which these global markets rely, work that is little different in character from the activity of legitimate system administrators.

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Cybercrime System Administration Marketing Malware 283

Security Affairs

AUGUST 19, 2019

Webmin is an open-source web-based interface for system administration for Linux and Unix. It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. Webmin, the popular open-source web-based interface for Unix admin contained a remote code execution vulnerability for more than a year.

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Passwords System Administration Advertising DNS 104

eSecurity Planet

FEBRUARY 26, 2024

The fix: System administrators are encouraged to install the Exchange Server 2019 Cumulative Update 14 (CU14), which was issued in February 2024 and enabled NTLM credentials Relay Protection. Read our guide on privilege escalation attacks next to learn about the detection and prevention strategies for your privileged accounts and data.

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Malwarebytes

JULY 23, 2021

Attackers often use privilege escalation exploits to increase their access rights, or tools like Mimikatz that can extract passwords from a computer’s memory. Instead, they used “additional malicious activity” to get credentials they need to move forward.

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Ransomware Unstructured Data Accountability Consumer Protection 93

CyberSecurity Insiders

SEPTEMBER 21, 2021

If any potentially hazardous characters must be allowed as input, be sure that you implement additional controls like output encoding, secure task specific APIs, and accounting to use that data throughout the application. Authentication and password management. Implement password hashing on a trusted system.

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Authentication Passwords Software Accountability 79

eSecurity Planet

SEPTEMBER 11, 2023

W3LL Phishing Tool Steals Thousands of Microsoft 365 Accounts Type of attack: W3LL, a threat actor, created a phishing kit that can defeat multi-factor authentication (MFA) , which allowed it to infiltrate over 8,000 corporate Microsoft 365 accounts. Also see the Google support page Check & update your Android version.

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Security Boulevard

SEPTEMBER 17, 2022

These types of "unauthorized access" attacks account for 50% of all data breaches and can cost companies as much as $9.5M Companies need to leverage artificial intelligence (AI) to combat account takeovers and tackle fraud at the front door and subsequently throughout their networks. dollars to remediate per incident.

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Social Engineering Education Technology Engineering 78

eSecurity Planet

AUGUST 28, 2023

Some of these attacks are challenging to detect because they look like they could be the behavior of legitimate system administrators. Type enable and the corresponding system password initially set during system installation to enter EXEC PRIVILEGED mode. The command line prompt will be changed from > to #.

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eSecurity Planet

AUGUST 28, 2023

Some of these attacks are challenging to detect because they look like they could be the behavior of legitimate system administrators. Type enable and the corresponding system password initially set during system installation to enter EXEC PRIVILEGED mode. The command line prompt will be changed from > to #.

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VPN Authentication Mobile Firewall 95

Duo's Security Blog

APRIL 6, 2022

One common hurdle for systems administrators setting up new Duo Unix integrations is PAM — Pluggable Authentication Modules. We hope that the guidance below, combined with our extensive documentation , will help those setting up new integrations get their systems configured quickly and easily. Other Flags.

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Authentication Passwords Backups System Administration 73

Security Affairs

NOVEMBER 21, 2019

The Roboto botnet spreads by compromising systems by exploiting the Webmin RCE vulnerability tracked as CVE-2019-15107 to drop its downloader module on Linux servers running vulnerable installs. Webmin is an open-source web-based interface for system administration for Linux and Unix.

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Malwarebytes

OCTOBER 22, 2021

Various businesses and organizations rely on these systems. Authentication mechanisms such as Time-based One-Time Password (TOTP) and Kerberos also rely heavily on time. As such, should there be a severe mismatch in time, users would not be able to authenticate and gain access to systems.

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Authentication System Administration Firmware Passwords 145

Hacker's King

SEPTEMBER 22, 2024

System binaries (/sbin): Contains system binaries, usually for system administration (requires root privileges). Library (/lib): Stores shared libraries and kernel modules required by system binaries. Delete a user : Use deluser followed by the username to remove a user account. Others : All other users.

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SecureList

OCTOBER 13, 2022

In addition, manual mitigation steps can be undertaken by system administrators to prevent successful exploitation (see below). Performing disinfection on Zimbra is extremely difficult, as the attacker will have had access to configuration files containing passwords used by various service accounts.

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Security Boulevard

DECEMBER 2, 2022

Also, remember how users can use keys rather than a password to login? So, imagine Susan is a system admin and she has access to several servers. She used SSH keygen to generate keys and she now can login to the systems via Secure Shell. These algorithms change and as they age, they become more vulnerable.

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Risk Authentication Passwords Accountability 64

SecureWorld News

MARCH 11, 2022

He writes about this in his book, "Ghost in the Wires": "I would call the company I'd targeted, ask for their computer room, make sure I was talking to a system administrator, and tell him, 'This is [whatever fictitious name popped into my head at that moment], from DEC support. A security report against my American Express account?

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Social Engineering Engineering Phishing Accountability 73

eSecurity Planet

FEBRUARY 15, 2022

The agencies offered some sound cybersecurity advice for BlackByte that applies pretty generally: Conduct regular backups and store them as air-gapped, password-protected copies offline. Update and patch operating systems, software, and firmware as soon as updates and patches are released. BlackByte Ransomware Protection Steps.

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