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Yandex security team caught admin selling access to users’ inboxes

Security Affairs

Russian internet and search company Yandex discloses a data breach, a system administrator was selling access to thousands of user mailboxes. The security incident was discovered during a routine screening by its internal security team, an internal investigation is still ongoing. ” concludes the company. .”

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Patched Citrix NetScaler Devices Still Contain Backdoors

Data Breach Today

Online Scans Show More Than 1,200 Patched NetScaler Devices Are Backdoored Hackers moved faster than system administrators to exploit a zero-day vulnerability in Citrix NetScaler appliances by dropping web shells that remain active even after a patch, warn Dutch security researchers.

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OpenSSL Fixes Flaws That Could Lead to Server Takedowns

Data Breach Today

System Administrators Advised to Update to Latest Version That Addresses 2 Vulnerabilities Users of the OpenSSL crypto library should upgrade immediately to the latest version to eliminate serious flaws that attackers could exploit to shut down servers, some security experts warn.

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A Closer Look at the Snatch Data Ransom Group

Krebs on Security

Earlier this week, KrebsOnSecurity revealed that the darknet website for the Snatch ransomware group was leaking data about its users and the crime gang’s internal operations. It continues: “Prior to deploying the ransomware, Snatch threat actors were observed spending up to three months on a victim’s system.

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MY TAKE: Log4j’s big lesson – legacy tools, new tech are both needed to secure modern networks

The Last Watchdog

Log4j is the latest, greatest vulnerability to demonstrate just how tenuous the security of modern networks has become. By no means has the cybersecurity community been blind to the complex security challenges spinning out of digital transformation. Related: The exposures created by API profileration.

Security 224
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FBI and CISA published a new advisory on AvosLocker ransomware

Security Affairs

The joint Cybersecurity Advisory (CSA) published by the Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) provides known IOCs, TTPs, and detection methods associated with the AvosLocker ransomware variant employed in recent attacks. FileZilla and Rclone for data exfiltration.

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Microsoft Patch Tuesday, June 2023 Edition

Krebs on Security

today released software updates to fix dozens of security vulnerabilities in its Windows operating systems and other software. CVSS score, and they all concern a widely-deployed component called the Windows Pragmatic General Multicast (PGM), which is used for delivering multicast data — such as video streaming or online gaming.