TrickBot Malware Abusing Hacked IoT Devices as Command-and-Control Servers

TrickBot Malware Abusing Hacked IoT Devices as Command-and-Control Servers,

Microsoft on Wednesday detailed a previously undiscovered technique put to use by the TrickBot malware that involves using compromised Internet of Things (IoT) devices as a go-between for establishing communications with the command-and-control (C2) servers.
« By using MikroTik routers as proxy servers for its C2 servers and redirecting the traffic through non-standard ports, TrickBot adds

,

Microsoft on Wednesday detailed a previously undiscovered technique put to use by the TrickBot malware that involves using compromised Internet of Things (IoT) devices as a go-between for establishing communications with the command-and-control (C2) servers.
« By using MikroTik routers as proxy servers for its C2 servers and redirecting the traffic through non-standard ports, TrickBot adds

, ,
https://thehackernews.com/2022/03/trickbot-malware-abusing-hacked-iot.html

Ukraine Secret Service Arrests Hacker Helping Russian Invaders

Ukraine Secret Service Arrests Hacker Helping Russian Invaders,

The Security Service of Ukraine (SBU) said it has detained a « hacker » who offered technical assistance to the invading Russian troops by providing mobile communication services inside the Ukrainian territory.
The anonymous suspect is said to have broadcasted text messages to Ukrainian officials, including security officers and civil servants, proposing that they surrender and take the side of

,

The Security Service of Ukraine (SBU) said it has detained a « hacker » who offered technical assistance to the invading Russian troops by providing mobile communication services inside the Ukrainian territory.
The anonymous suspect is said to have broadcasted text messages to Ukrainian officials, including security officers and civil servants, proposing that they surrender and take the side of

, ,
https://thehackernews.com/2022/03/ukraine-secret-service-arrests-hacker.html

New Vulnerability in CRI-O Engine Lets Attackers Escape Kubernetes Containers

New Vulnerability in CRI-O Engine Lets Attackers Escape Kubernetes Containers,

A newly disclosed security vulnerability in the Kubernetes container engine CRI-O called cr8escape could be exploited by an attacker to break out of containers and obtain root access to the host.
« Invocation of CVE-2022-0811 can allow an attacker to perform a variety of actions on objectives, including execution of malware, exfiltration of data, and lateral movement across pods, » CrowdStrike

,

A newly disclosed security vulnerability in the Kubernetes container engine CRI-O called cr8escape could be exploited by an attacker to break out of containers and obtain root access to the host.
« Invocation of CVE-2022-0811 can allow an attacker to perform a variety of actions on objectives, including execution of malware, exfiltration of data, and lateral movement across pods, » CrowdStrike

, ,
https://thehackernews.com/2022/03/new-vulnerability-in-cri-o-engine-lets.html

New « B1txor20 » Linux Botnet Uses DNS Tunnel and Exploits Log4J Flaw

New « B1txor20 » Linux Botnet Uses DNS Tunnel and Exploits Log4J Flaw

,

A previously undocumented backdoor has been observed targeting Linux systems with the goal of corralling the machines into a botnet and acting as a conduit for downloading and installing rootkits.
Qihoo 360’s Netlab security team called it B1txor20 « based on its propagation using the file name ‘b1t,’ the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes. »
<!–adsense–>

,

A previously undocumented backdoor has been observed targeting Linux systems with the goal of corralling the machines into a botnet and acting as a conduit for downloading and installing rootkits.
Qihoo 360’s Netlab security team called it B1txor20 « based on its propagation using the file name ‘b1t,’ the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes. »
<!–adsense–>

, ,
https://thehackernews.com/2022/03/new-b1txor20-linux-botnet-uses-dns.html

New Infinite Loop Bug in OpenSSL Could Let Attackers Crash Remote Servers

New Infinite Loop Bug in OpenSSL Could Let Attackers Crash Remote Servers,

The maintainers of OpenSSL have shipped patches to resolve a high-severity security flaw in its software library that could lead to a denial-of-service (DoS) condition when parsing certificates.
Tracked as CVE-2022-0778 (CVSS score: 7.5), the issue stems from parsing a malformed certificate with invalid explicit elliptic-curve parameters, resulting in what’s called an « infinite loop. » The flaw

,

The maintainers of OpenSSL have shipped patches to resolve a high-severity security flaw in its software library that could lead to a denial-of-service (DoS) condition when parsing certificates.
Tracked as CVE-2022-0778 (CVSS score: 7.5), the issue stems from parsing a malformed certificate with invalid explicit elliptic-curve parameters, resulting in what’s called an « infinite loop. » The flaw

, ,
https://thehackernews.com/2022/03/new-infinite-loop-bug-in-openssl-could.html

FBI, CISA Warn of Russian Hackers Exploiting MFA and PrintNightmare Bug

FBI, CISA Warn of Russian Hackers Exploiting MFA and PrintNightmare Bug,

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) have released a joint advisory warning that Russia-backed threat actors hacked the network of an unnamed non-governmental entity by exploiting a combination of flaws.
« As early as May 2021, Russian state-sponsored cyber actors took advantage of a misconfigured account set to default [

,

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) have released a joint advisory warning that Russia-backed threat actors hacked the network of an unnamed non-governmental entity by exploiting a combination of flaws.
« As early as May 2021, Russian state-sponsored cyber actors took advantage of a misconfigured account set to default [

, ,
https://thehackernews.com/2022/03/fbi-cisa-warn-of-russian-hackers.html

Unpatched RCE Bug in dompdf Project Affects HTML to PDF Converters

Unpatched RCE Bug in dompdf Project Affects HTML to PDF Converters,

Researchers have disclosed an unpatched security vulnerability in « dompdf, » a PHP-based HTML to PDF converter, that, if successfully exploited, could lead to remote code execution in certain configurations.
« By injecting CSS into the data processed by dompdf, it can be tricked into storing a malicious font with a .php file extension in its font cache, which can later be executed by accessing it

,

Researchers have disclosed an unpatched security vulnerability in « dompdf, » a PHP-based HTML to PDF converter, that, if successfully exploited, could lead to remote code execution in certain configurations.
« By injecting CSS into the data processed by dompdf, it can be tricked into storing a malicious font with a .php file extension in its font cache, which can later be executed by accessing it

, ,
https://thehackernews.com/2022/03/unpatched-rce-bug-in-dompdf-project.html

German Government Warns Against Using Russia’s Kaspersky Antivirus Software

German Government Warns Against Using Russia’s Kaspersky Antivirus Software

,

Russian cybersecurity firm Kaspersky on Tuesday responded to an advisory released by Germany’s Federal Office of Information Security (BSI) against using the company’s security solutions in the country over « doubts about the reliability of the manufacturer. »
Calling that the decision was made on « political grounds, » the company said it will « continue to assure our partners and customers of the

,

Russian cybersecurity firm Kaspersky on Tuesday responded to an advisory released by Germany’s Federal Office of Information Security (BSI) against using the company’s security solutions in the country over « doubts about the reliability of the manufacturer. »
Calling that the decision was made on « political grounds, » the company said it will « continue to assure our partners and customers of the

, ,
https://thehackernews.com/2022/03/german-government-warns-against-using.html

Build Your 2022 Cybersecurity Plan With This Free PPT Template

Build Your 2022 Cybersecurity Plan With This Free PPT Template,

The end of the year is coming, and it’s time for security decision-makers to make plans for 2022 and get management approval. Typically, this entails making a solid case regarding why current resources, while yielding significant value, need to be reallocated and enhanced.

The Definitive 2022 Security Plan PPT Template is built to simplify this task, providing security decision-makers with an

,

The end of the year is coming, and it’s time for security decision-makers to make plans for 2022 and get management approval. Typically, this entails making a solid case regarding why current resources, while yielding significant value, need to be reallocated and enhanced.

The Definitive 2022 Security Plan PPT Template is built to simplify this task, providing security decision-makers with an

, ,
https://thehackernews.com/2019/11/cybersecurity-plan-template.html

Multiple Flaws Uncovered in ClickHouse OLAP Database System for Big Data

Multiple Flaws Uncovered in ClickHouse OLAP Database System for Big Data,

Researchers have disclosed seven new security vulnerabilities in an open-source database management system solution called ClickHouse that could be weaponized to crash the servers, leak memory contents, and even lead to the execution of arbitrary code.
« The vulnerabilities require authentication, but can be triggered by any user with read permissions, » Uriya Yavnieli and Or Peles, researchers

,

Researchers have disclosed seven new security vulnerabilities in an open-source database management system solution called ClickHouse that could be weaponized to crash the servers, leak memory contents, and even lead to the execution of arbitrary code.
« The vulnerabilities require authentication, but can be triggered by any user with read permissions, » Uriya Yavnieli and Or Peles, researchers

, ,
https://thehackernews.com/2022/03/multiple-flaws-uncovered-in-clickhouse.html