Pen Test Partners

FEBRUARY 20, 2024

TL;DR The VMware Enhanced Authentication plugin that is offered as part of VMware vSphere’s seamless login experience for the web console contains multiple vulnerabilities relating to Kerberos authentication relay. The general recommendation is to simply remove the enhanced authentication plugin from all client devices.

Authentication 134

Authentication Risk 134

Krebs on Security

MAY 12, 2022

A document published by the Obama administration in May 2016 (PDF) says the DEA’s El Paso Intelligence Center (EPIC) systems in Texas are available for use by federal, state, local and tribal law enforcement, as well as the Department of Defense and intelligence community. .

Government 275

Government Authentication Passwords Mobile 275

Malwarebytes

APRIL 25, 2023

GA-01-22320 and prior (Windows 10, 11 Windows Server 2016, 2019, 2022)) Schneider Electric Easy UPS Online Monitoring Software (V2.5-GS-01-22320 GS-01-22320 and prior (Windows 10, 11 Windows Server 2016, 2019, 2022)) The Easy UPS Online Monitoring Software is used to configure and manage APC and Schneider Electric branded Easy UPS products.

Software 80

Software Authentication Firewall Risk 80

Malwarebytes

FEBRUARY 16, 2024

” In a Windows network, NTLM (New Technology LAN Manager) is a suite of Microsoft security protocols intended to provide authentication, integrity, and confidentiality to users. As part of the update, Microsoft has enabled Extended Protection for Authentication (EPA) by default with the Exchange Server 2019 Cumulative Update 14 (CU14).

Authentication 124

Authentication Technology Ransomware Information Security 124

Security Affairs

MAY 2, 2023

FortiGuard Labs researchers observed a worrisome level of attacks attempting to exploit an authentication bypass vulnerability in TBK DVR devices. Threat actors are attempting to exploit a five-year-old authentication bypass issue, tracked as CVE-2018-9995 (CVSS score of 9.8), in TBK DVR devices. in MVPower CCTV DVR models.

Authentication 98

Authentication Retail Surveillance Education 98

Adam Levin

JANUARY 23, 2019

The quiz uses real-world phishing campaigns, including the Russian hack that gained access to the email account of John Podesta, Hillary Clinton’s 2016 campaign manager. “We The best protection against phishing is two-factor authentication.

Phishing 166

Phishing Authentication Accountability Passwords 166

CSO Magazine

JULY 12, 2022

The attack is capable of bypassing multi-factor authentication (MFA) and has targeted over 10,000 organizations since September 2021. According to the FBI's Internet Crime Complaint Center (IC3), BEC attacks have led to over $43 billion in losses between June 2016 and December 2021. To read this article in full, please click here

Phishing 98

Phishing Accountability Authentication Internet 98

Security Affairs

DECEMBER 29, 2023

Presently, Meduza password stealer supports Windows Server 2012/2016/2019/2022 and Windows 10/11. The product has been originally emerged at XSS underground forum, and later received positive feedback on other well-established communities including Exploit.

Password Management 125

Password Management Cryptocurrency Passwords Authentication 125

CSO Magazine

DECEMBER 15, 2022

Nearly a year later, Exchange Server admins are met with another threat: ProxyNotShell, which in fact is a vulnerability chain comprising two actively exploited flaws: CVE-2022-41040 is a server-side request forgery (SSRF) vulnerability that an authenticated attacker can exploit for privilege escalation.

InfoSec 97

InfoSec Authentication Internet Internet 97

Security Boulevard

MARCH 17, 2023

Once Outlook receives this message it initiates a NTLM authentication with this SMB share server. The attacker can then use this connection's NTLM negotiation message and relay this authentication against other systems that support NTLM authentication. There is no user interaction required to trigger this vulnerability.

Authentication 67

Authentication Accountability 67

Security Affairs

FEBRUARY 13, 2020

. “To make sure that your Exchange organization is better protected against the latest threats (for example Emotet, TrickBot or WannaCry to name a few) we recommend disabling SMBv1 if it’s enabled on your Exchange (2013/2016/2019) server.” It also provides an authenticated inter-process communication mechanism.

Authentication 135

Authentication Malware Advertising Hacking 135

Krebs on Security

AUGUST 12, 2018

million from accounts at the National Bank of Blacksburg in two separate ATM cashouts between May 2016 and January 2017. The 2016 unlimited operation against National Bank began Saturday, May 28, 2016 and continued through the following Monday. All told, the attackers managed to siphon almost $570,000 in the 2016 attack.

Banking 215

Banking Accountability Retail Phishing 215

CyberSecurity Insiders

AUGUST 13, 2021

Tenable researchers claim hackers are exploiting a security flaw termed authentication-bypass vulnerability that is impact routers and internet of things (IoT) devices. Mirai is a kind of malware that turns connected devices into remotely controlled devices called Bots.

Firmware 136

Firmware DDOS Malware Manufacturing 136

Malwarebytes

FEBRUARY 15, 2024

Marketplace was introduced by Facebook in 2016 and quickly became a popular platform to sell items to local buyers. Use Multi-Factor Authentication (MFA) , especially on accounts with sensitive personal or financial information. If you’re concerned about SIM card swapping, use an authentication app or a security key.

Identity Theft 133

Identity Theft eCommerce Accountability Phishing 133

Security Affairs

MARCH 30, 2024

12 percent of the listed servers are running a version of Exchange Server that is no longer supported, and around 25 percent of all servers use current versions of Exchange 2016 and 2019 that lack of security patches. “Around 45,000 Microsoft Exchange servers in Germany can currently be accessed from the Internet without restrictions.

Information Security 109

Information Security Internet Internet Healthcare 109

Security Affairs

JANUARY 9, 2024

Apache Superset contains an insecure default initialization of a resource vulnerability that allows an attacker to authenticate and access unauthorized resources on installations that have not altered the default configured SECRET_KEY according to installation instructions. Improper Access Control Vulnerability CVE-2023-23752.

Authentication 96

Authentication Hacking Cybersecurity Ransomware 96

Security Affairs

NOVEMBER 20, 2022

they impact Exchange Server 2013, 2016, and 2019, an authenticated attacker can trigger them to elevate privileges to run PowerShell in the context of the system and gain arbitrary or remote code execution on vulnerable servers. The two flaws are: CVE-2022-41040 – Microsoft Exchange Server Elevation of Privilege Vulnerability.

Authentication 98

Authentication Hacking Cybersecurity Information Security 98

Security Affairs

NOVEMBER 23, 2021

Microsoft pointed out that the flaw can be exploited only by an authenticated attacker. Microsoft addressed the flaw with the release of Microsoft Patch Tuesday security updates for November 2021 , the vulnerability impacts on-premises Exchange Server 2016 and Exchange Server 2019. “We read the announcement published by Microsoft.

Authentication 114

Authentication Hacking Information Security 114

Security Affairs

JULY 23, 2021

Security researcher Gilles Lionel (aka Topotam ) has discovered a vulnerability in the Windows operating system that allows an attacker to force remote Windows machines to authenticate and share their password hashes with him. “PoC tool to coerce Windows hosts to authenticate to other machines via MS-EFSRPC EfsRpcOpenFileRaw function.

Passwords 126

Passwords Authentication Encryption Hacking 126

Security Affairs

JANUARY 25, 2019

“Recently I came across a blog from the ZDI, in which they detail a way to let Exchange authenticate to attackers using NTLM over HTTP. Mollema demonstrated that it’s possible to transfer automatic Windows authentication by connecting a machine on the network to a machine under the control of the attacker.

Authentication 111

Authentication Advertising Passwords Hacking 111

Krebs on Security

FEBRUARY 13, 2024

” Microsoft notes that prior to its Exchange Server 2019 Cumulative Update 14 (CU14), a security feature called Extended Protection for Authentication (EPA), which provides NTLM credential relay protections, was not enabled by default.

Engineering 231

Engineering Internet Internet Software 231

Krebs on Security

MARCH 10, 2020

Firsov also tweeted about competing in and winning several “capture the flag” hacking competitions, including the 2016 and 2017 CTF challenges at Positive Hack Days (PHDays), an annual security conference in Moscow. Isis’ profile on antichat. ” A Google Translate version of that advertisement is here (PDF).

Accountability 307

Accountability Advertising Hacking Cybercrime 307

Security Affairs

JULY 26, 2021

A few days ago, security researcher Gilles Lionel (aka Topotam ) has discovered a vulnerability in the Windows operating system that allows an attacker to force remote Windows machines to authenticate and share their password hashes with him. Lionel also published a proof-of-concept (PoC) exploit code on GitHub. are most exposed.

Authentication 118

Authentication Passwords Encryption Hacking 118

Malwarebytes

JULY 29, 2021

The PetitPotam PoC takes the form of a manipulator-in-the-middle (MitM) attack against Microsoft’s NTLM authentication system. The targeted computer is forced to initiate an authentication procedure and share its authentication details via NTLM. The authentication process does not require the plaintext password.

Authentication 134

Authentication Passwords Encryption System Administration 134

Krebs on Security

JULY 25, 2019

The report notes that concerns about the security of these channels is hardly theoretical: In 2010, intruders hijacked ACRE’s election results Web page, and in 2016, cyber thieves successfully breached several county employee email accounts in a spear-phishing attack. Public confidence is at stake, even if the vote itself is secure.”

Media 193

Media Accountability Mobile Authentication 193

Security Affairs

SEPTEMBER 30, 2020

Knowledge of a the validation key allows an authenticated user with a mailbox to pass arbitrary objects to be deserialized by the web application, which runs as SYSTEM.” A remote, authenticated attacker could exploit the CVE-2020-0688 vulnerability to execute arbitrary code with SYSTEM privileges on a server and take full control.

Advertising 102

Advertising Authentication Hacking Accountability 102

eSecurity Planet

APRIL 1, 2024

When either on-premise or cloud-based Active Directory domain controllers process Kerberos authentication requests, the leak causes the LSASS process to stop responding and the domain controller will unexpectedly restart. Oglio tracks vulnerability CVE-2023-48022 , rated CVSS 9.8 (out out of 10), and calls it Shadow Ray.

Authentication 109

Authentication Artificial Intelligence Software Cybersecurity 109

Krebs on Security

FEBRUARY 8, 2022

Among those is CVE-2022-22005 , a weakness in Microsoft’s Sharepoint Server versions 2013-2019 that could be exploited by any authenticated user. “However, given the number of stolen credentials readily available on underground markets, getting authenticated could be trivial. .

Authentication 194

Authentication Internet Internet System Administration 194

Krebs on Security

MARCH 2, 2021

The patches released today fix security problems in Microsoft Exchange Server 2013 , 2016 and 2019. The software giant typically releases security updates on the second Tuesday of each month, but it occasionally deviates from that schedule when addressing active attacks that target newly identified and serious vulnerabilities in its products.

Internet 300

Internet Internet Software Education 300

Krebs on Security

MAY 14, 2019

“This vulnerability is pre-authentication and requires no user interaction,” Pope said. CVE-2019-0708 does not affect Microsoft’s latest operating systems — Windows 10 , Windows 8.1 , Windows 8 , Windows Server 2019 , Windows Server 2016 , Windows Server 2012 R2 , or Windows Server 2012.

Malware 249

Malware Ransomware Authentication 249

Security Affairs

JULY 14, 2020

The Mirai botnet was first discovered in August 2016 by the MalwareMustDie researcher Mirai source code , two months later its source code was leaked online. Since 2016, security experts have discovered numerous variants of the Mirai botnet such as Masuta , Okiru , Satori , Mukashi , SORA , and Tsunami.

IoT 95

IoT Advertising DDOS Authentication 95

The Last Watchdog

AUGUST 18, 2021

billion in 2016, for instance. There are simple steps consumers can take today, for free, to lower their overall risk of a cyber attack, including using multi-factor authentication for their accounts and using strong passwords. A lot of water has flowed under the bridge since then. billion in 2017; Avast acquired AVG for $1.3

Antivirus 223

Antivirus Marketing Identity Theft Social Engineering 223

Krebs on Security

FEBRUARY 26, 2020

.” Indeed, while the exploit also works against more than a dozen of Zyxel’s NAS product lines, the company only released updates for NAS products that were newer than 2016. Its advice for those still using those unsupported NAS devices? “Do not leave the product directly exposed to the internet.

Firewall 263

Firewall Firmware VPN IoT 263

Security Affairs

DECEMBER 16, 2022

The exposed data include email addresses, password hashes, client IDs, IP addresses, and tokens for business API users, authentication tokens for connected accounts, and non-personal and internal data was compromised. Looking for 1-2 sales then thread will be deleted.” ” reads the announcement. Pierluigi Paganini.

Data breaches 93

Data breaches Passwords Media Phishing 93

Security Affairs

OCTOBER 1, 2022

The IT giant has promptly started the investigation into the two zero-day vulnerabilities that impacts Microsoft Exchange Server 2013, 2016, and 2019. Successful exploitation of the CVE-2022-41040 can allow an authenticated attacker to remotely trigger CVE-2022-41082. . ” reads the advisory published by Microsoft.

Authentication 125

Authentication Hacking Cybersecurity Risk 125

Krebs on Security

OCTOBER 1, 2022

In customer guidance released Thursday, Microsoft said it is investigating two reported zero-day flaws affecting Microsoft Exchange Server 2013, 2016, and 2019.

Hacking 189

Hacking Passwords Internet Internet 189

Krebs on Security

MAY 10, 2019

.” In December 2016, KrebsOnSecurity heard from a woman who had her Gmail, Instagram, Facebook and LinkedIn accounts hijacked after a group of individuals led by Forza taunted her on Twitter as they took over her phone account. “@forzathegod had the audacity to even tweet me to say I was about to be hacked.”

Mobile 220

Mobile Identity Theft Cryptocurrency Accountability 220