RSS ze světa hackingu


SharkBot Banking Malware Spreading via Fake Android Antivirus App on Google Play Store

The threat actor behind a nascent Android banking trojan named SharkBot has managed to evade Google Play Store security barriers by masquerading as an antivirus app. SharkBot, like its malware counterparts TeaBot, FluBot, and Oscorp (UBEL), belongs to a category of financial trojans capable of siphoning credentials to initiate money transfers from compromised devices by circumventing…

Datum: 7. 3. 2022

2 New Mozilla Firefox 0-Day Bugs Under Active Attack — Patch Your Browser ASAP!

Mozilla has pushed out-of-band software updates to its Firefox web browser to contain two high-impact security vulnerabilities, both of which it says are being actively exploited in the wild. Tracked as CVE-2022-26485 and CVE-2022-26486, the zero-day flaws have been described as use-after-free issues impacting the Extensible Stylesheet Language Transformations (XSLT) parameter processing and the…

Datum: 7. 3. 2022

New Linux Kernel Cgroups Vulnerability Could Let Attackers Escape Container

Details have emerged about a now-patched high-severity vulnerability in the Linux kernel that could potentially be abused to escape a container in order to execute arbitrary commands on the container host. The shortcoming resides in a Linux kernel feature called control groups, also referred to as cgroups version 1 (v1), which allows processes to be organized into hierarchical groups,…

Datum: 5. 3. 2022

Imperva Thwarts 2.5 Million RPS Ransom DDoS Extortion Attacks

Cybersecurity company Imperva on Friday said it recently mitigated a ransom distributed denial-of-service (DDoS) attack targeting an unnamed website that peaked at 2.5 million requests per second (RPS). "While ransom DDoS attacks are not new, they appear to be evolving and becoming more interesting with time and with each new phase," Nelli Klepfish, security analyst at Imperva, said. "For…

Datum: 5. 3. 2022

CISA Adds Another 95 Flaws to its Actively Exploited Vulnerabilities Catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) this week added 95 more security flaws to its Known Exploited Vulnerabilities Catalog, taking the total number of actively exploited vulnerabilities to 478. "These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risk to the federal enterprise," the agency said in an advisory…

Datum: 5. 3. 2022

Both Sides in Russia-Ukraine War Heavily Using Telegram for Disinformation and Hacktivism

Cyber criminals and hacktivist groups are increasingly using the Telegram messaging app for their activities, as the Russia-Ukraine conflict enters its eighth day. A new analysis by Israeli cybersecurity company Check Point Research has found that "user volume grew a hundred folds daily on Telegram related groups, peaking at 200,000 per group." Prominent among the groups are anti-Russian cyber…

Datum: 4. 3. 2022

Russia Releases List of IPs, Domains Attacking Its Infrastructure with DDoS Attacks

As the ongoing Russia-Ukraine conflict continues to escalate, the Russian government on Thursday released a massive list containing 17,576 IP addresses and 166 domains that it said are behind a series of distributed denial-of-service (DDoS) attacks aimed at its domestic infrastructure. Some of the noticeable domains in the listing released by Russia's National Coordination Center for Computer…

Datum: 4. 3. 2022

New Security Vulnerability Affects Thousands of GitLab Instances

Researchers have disclosed details of a now-patched security vulnerability in GitLab, an open-source DevOps software, that could potentially allow a remote, unauthenticated attacker to recover user-related information. Tracked as CVE-2021-4191 (CVSS score: 5.3), the medium-severity flaw affects all versions of GitLab Community Edition and Enterprise Edition starting from 13.0 and all versions…

Datum: 4. 3. 2022

Researchers Demonstrate New Side-Channel Attack on Homomorphic Encryption

A group of academics from the North Carolina State University and Dokuz Eylul University have demonstrated what they say is the "first side-channel attack" on homomorphic encryption that could be exploited to leak data as the encryption process is underway. "Basically, by monitoring power consumption in a device that is encoding data for homomorphic encryption, we are able to read the data as it…

Datum: 3. 3. 2022

Critical Patches Issued for Cisco Expressway Series, TelePresence VCS Products

Cisco this week shipped patches to address a new round of critical security vulnerabilities affecting Expressway Series and Cisco TelePresence Video Communication Server (VCS) that could be exploited by an attacker to gain elevated privileges and execute arbitrary code. The two flaws – tracked as CVE-2022-20754 and CVE-2022-20755 (CVSS scores: 9.0) – relate to an arbitrary file write and a…

Datum: 3. 3. 2022

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