Critical Steam Flaws Could Let Gamers Crash Opponents’ Computers

Game developer Valve has fixed critical four bugs in its popular Steam online game platform. If exploited, the flaws could allow a remote attacker to crash an opponent’s game client, take over the computer – and hijack all computers connected to a third-party game server. Steam is utilized by mor...

WordPress, Apache Struts Attract the Most Bug Exploits

WordPress and Apache Struts vulnerabilities were the most-targeted by cybercriminals in web and application frameworks in 2019 – while input-validation bugs edged out cross-site scripting XSS as the most-weaponized weakness type. That’s according to the RiskSense Spotlight Report, which analyzed...

Dangerous Kubernetes Bugs Allow Authentication Bypass, DoS

A pair of bugs in the Kubernetes open-source cloud container software can be “highly dangerous” under some Kubernetes configurations, according to researchers. The flaws, CVE-2019-16276 and CVE-2019-11253, have been patched in Kubernetes builds 1.14.8, 1.15.5 and 1.16.2. Exploitation of the first...

No-Joke Borat RAT Propagates Ransomware, DDoS

Attackers are using a newly released remote access trojan RAT to spread ransomware and distributed denial of service DDoS — in addition to the traditional RAT function of backdooring victims’ systems. Researchers at Cyble Research Labs discovered the RAT, which they dubbed Borat RAT because it us...

Roaming Mantis Expands Android Backdoor to Europe

The Roaming Mantis Android malware campaign has buzzed into Europe, quickly infesting France in particular, where there have been 66,789 downloads of the group’s specific remote access trojan RAT as of January. The campaign pushes the Android RAT known as Wroba aka Moqhao or XLoader onto victim...

Hackers Leverage Adobe Zero-Day Bug Impacting Acrobat Reader

Adobe is warning customers of a critical zero-day bug actively exploited in the wild that affects its ubiquitous Adobe Acrobat PDF reader software. A patch is available, as part of the company’s Tuesday roundup of 43 fixes for 12 of its products, including Adobe Creative Cloud Desktop Application...

Microsoft Internet Explorer Zero-Day Flaw Addressed in Out-of-Band Security Update

Microsoft has released out-of-band security updates addressing two vulnerabilities – including an Internet Explorer zero-day vulnerability being actively exploited in the wild. The Internet Explorer zero-day vulnerability CVE-2019-1367 is a remote code execution flaw that could enable an attacker...

Threatpost News Wrap Podcast For Jan. 25

Threatpost editors Tom Spring, Tara Seals and Lindsey O’Donnell discuss the biggest news from this week. That includes a rare “emergency directive” issued by the Department of Homeland Security on Tuesday, which warned that multiple government domains have been targeted by DNS hijacking attacks...

Alleged Mariposa Botmaster in Court

One of the men authorities allege to have been behind the massive–and now dead–Mariposa botnet, has gone on trial in Slovenia, more than two years after the initial arrests and takedown of the network. Mariposa was one of the first handful of botnets that authorities and security researchers work...

The Rise of the Rogue AV Testers

By Costin Raiu Recently, I was sitting around with a number of colleagues from Kaspersky Lab, discussing everybody’s favorite subject: the state of anti-virus testing these days. During the talks, somebody brought up the name of a new, obscure testing organization in the Far East. Nobody else had...

DeadBolt Ransomware Resurfaces to Hit QNAP Again

DeadBolt ransomware has resurfaced in a new wave of attacks on QNAP that begin in mid-March and signals a new targeting of the Taiwan-based network-attached storage NAS devices by the fledgling threat, researchers said. Researchers from Censys, which provides attack-surface management solutions,...

Microsoft Issues Windows 10 Workaround Fix for ‘SeriousSAM’ Bug

A privilege escalation bug, affecting versions of Windows 10, received a workaround fix by Microsoft Wednesday to prevent attackers from accessing data and creating new accounts on compromised systems. The bug, dubbed SeriousSAM, affects the Security Accounts Manager SAM database in all versions ...

Apple Patches Three Actively Exploited Zero-Days, Part of iOS Emergency Update

Apple continues to put out potential security fires by patching zero-day vulnerabilities, releasing an emergency update this week to patch three more recently discovered in iOS after a major software update in November already fixed three that were being actively exploited. The newly patched bugs...

Lawsuit Claims Flawed Facial Recognition Led to Man’s Wrongful Arrest

Racial bias against non-white skin in facial recognition landed Nijeer Parks ten days in jail in 2019 after the technology falsely identified him as a shoplifting suspect, a new lawsuit says. It didn’t matter that he hadn’t been to the location of the crime, a Hampton Inn hotel in Woodbridge, New...

Twitter Hack Update: What We Know (and What We Don't)

UPDATED 7/18 at 12:50 p.m. ET Earlier this week, Twitter locked down thousands of verified accounts, including the accounts of Joe Biden, Bill Gates, Elon Musk, Apple, Uber and others, after it became clear that hackers had been able to compromise them. The tip-off? Suddenly these high-profile...

Troy Hunt: 'Messy' Password Problem Isn't Getting Better

LONDON, UK – The security world is facing a major issue that has led to widespread breaches, data exposure, and more – and it all stems from millions of insecure passwords used for everything from enterprise PCs to internet of things IoT devices. Poor password hygiene – including reusing password...

UPDATE: Canon Ransomware Attack Results in Leaked Data, Report

UPDATE The Maze ransomware gang has reportedly leaked Canon U.S.A. data online. Researchers said in April that the Maze gang had created a dedicated web page, which lists the identities of its non-cooperative victims who don’t pay ransoms and regularly publishes samples of the stolen data. This s...

TikTok Riddled With Security Flaws

Researchers say they have discovered several major vulnerabilities in the short form video app TikTok. The reported vulnerabilities come as scrutiny around the Chinese-owned platform increases. Researchers say the most serious vulnerability in the platform could allow attackers to remotely take...

Google Warns of Android Zero-Day Bug Under Active Attack

Google is warning of an Android zero-day flaw actively being exploited in the wild, which gives an attacker full control over 18 phone models including its flagship Pixel handset and devices made by Samsung, Huawei and Xiaomi. Google’s Project Zero warned late Thursday that it suspected the...

Tackling the Collaboration Conundrum

It’s 8 a.m. and you’ve just polished off a full cup of dark-roast coffee to jump-start your day. After booting up your PC, you instinctively open up Outlook, along with Slack or Teams or TeamViewer. While chatting with a co-worker, you recall that you need to send administrative credentials to he...

Critical DoS Bug Bubbles Up in Facebook Fizz TLS 1.3 Project

A critical denial-of-service DoS vulnerability in Facebook’s open-source implementation of the transport layer security TLS 1.3 protocol could cause an infinite loop – thus disrupting any web service that relies on it. Kevin Backhouse, a researcher at Semmle, discovered the bug in the project...

5 Tips to Prevent and Mitigate Ransomware Attacks

Ransomware attacks cost companies over $100 billion a year. Making matters worse, the overwhelming majority of ransomware attacks now include a threat to leak stolen data if the ransom isn’t paid, a technique called “double extortion.” Cybercriminals like ransomware because the entry barrier is...

IBM Squashes Critical Remote Code-Execution Flaw

IBM has patched a critical buffer-overflow error that affects Big Blue’s Integration Designer toolset, which helps enterprises create business processes that integrate applications and data. If exploited, the flaw could enable remote code execution. Click to Register The flaw CVE-2020-27221 has a...

Google, Intel Warn on 'Zero-Click' Kernel Bug in Linux-Based IoT Devices

Google and Intel are warning of a high-severity flaw in BlueZ, the Linux Bluetooth protocol stack that provides support for core Bluetooth layers and protocols to Linux-based internet of things IoT devices. Click to Register! According to Google, the vulnerability affects users of Linux kernel...

Cisco Webex Bug Allows Remote Code Execution

Cisco Systems has fixed two high-severity vulnerabilities in its products, including one in its popular Webex video conferencing platform that could enable a remote attacker to execute commands. The high-severity Webex flaw exists in the web-based management interface of Cisco Webex Video Mesh, a...

Critical RCE Bug Found Lurking in Avaya VoIP Phones

A decade-old remote code-execution RCE bug has been found, unpatched, in an Avaya desk phone that’s used at 90 percent of Fortune 100 companies. If exploited, attackers could remotely take over the operation of the phone, exfiltrate audio and potentially even “bug” the phone to listen in...

Mystery Windows 7 Update An Accidental Test Update

A suspicious Windows 7 update today raised concern on a number of Microsoft and technology forums that the Windows Update service had been compromised. Microsoft, however, cleared the air several hours later admitting that the update was their mistake. “We incorrectly published a test update and...

Microsoft Patches Actively Exploited Windows Zero-Day

In September’s Patch Tuesday crop of security fixes, Microsoft released patches for 66 CVEs, three of which are rated critical, and one of which – the Windows MSHTML zero-day – has been under active attack for nearly two weeks. One other bug is listed as publicly known but isn’t yet being...

We COVID-Clicked on Garbage, Report Finds: Podcast

Squawking pets, stir-crazy kids, Tiger King: Is it any wonder that work-from-home humans clicked on malicious CAPTCHAs at the astonishing rate of 50 times more than the non-pandemic year before? In the company’s annual Human Factor 2021 report assessing how the threat landscape morphed over the...

NSA: 5 Security Bugs Under Active Nation-State Cyberattack

The Feds are warning that nation-state actors are once again after U.S. assets, this time in a spate of cyberattacks that exploit five vulnerabilities that affect VPN solutions, collaboration-suite software and virtualization technologies. According to the U.S. National Security Agency NSA, which...

Malaysia Air Downplays Frequent-Flyer Data Breach

Malaysia Airlines sent out an email to frequent flyer program members assuring them that there’s “no evidence” their personal data has been misused in the wake of a supply-chain attack via a third-party vendor. However, experts think that’s unlikely. And, they say the repercussions could be...

DNSpooq Flaws Allow DNS Hijacking of Millions of Devices

Researchers have uncovered a set of flaws in dnsmasq, popular open-source software used for caching Domain Name System DNS responses for home and commercial routers and servers. The set of seven flaws are comprised of buffer overflow issues and flaws allowing for DNS cache-poisoning attacks also...

PoC Exploits Published For Microsoft Crypto Bug

Two proof-of-concept PoC exploits have been publicly released for the recently-patched crypto-spoofing vulnerability found by the National Security Agency and reported to Microsoft. The vulnerability CVE-2020-0601 could enable an attacker to spoof a code-signing certificate necessary for validati...

Office for Mac Users Warned of Malicious SYLK Files

Microsoft Office for Mac users are being warned that malicious SYLK files are sneaking past endpoint defenses even when the “disable all macros without notification” is turned on. This leaves systems vulnerable to a remote, unauthenticated attackers who can execute arbitrary code. The warning com...

Phishing Scam Cloaks Malware With Fake Google reCAPTCHA

A recently-discovered phishing scam was found peddling malware, using a new technique to mask its malicious landing page: A fake Google reCAPTCHA system. The campaign targeted a Polish bank and its users with emails, said researchers with Sucuri. These emails contained a link to a malicious PHP...

Sofacy APT28 Gang Using New Backdoors, Zero Days

A new analysis of the Sofacy APT gang, a Russian-speaking group carrying out targeted attacks against military and government offices for close to a decade, shows a relentless wave of intrusions peaking this summer against victims in a number of NATO countries and the Ukraine. Researchers at...

Fake Windows 8 Key Generators Found Tricking Users

Attackers continue to exploit the buzz behind the launch of Windows 8, Microsoft’s latest operating system. The latest attack attempts to trick users into using fake key generators that claim they’ll install the software to computers free of charge. Key generators, or keygens, are programs that...

Latest Mirai Variant Targets SonicWall, D-Link and IoT Devices

A new variant of the Mirai botnet has been discovered targeting a slew of vulnerabilities in unpatched D-Link, Netgear and SonicWall devices — as well as never-before-seen flaws in unknown internet-of-things IoT gadgets. Since Feb. 16, the new variant has been targeting six known vulnerabilities ...

BlueKeep Attacks Have Arrived, Are Initially Underwhelming

The wave of BlueKeep attacks that security experts predicted could take down systems globally have arrived, but they are not in showing the form nor the destructive impact experts initially feared. Security researchers have seen evidence of the first wave of attacks on the zero-day Windows Remote...

ScarCruft APT Adds Bluetooth Harvester to its Malware Bag of Tricks

The ScarCruft Korean-speaking APT is changing up its espionage tactics to include an unusual piece of malware devoted to harvesting Bluetooth information – while also showing some overlap with the DarkHotel APT. An analysis of ScarCruft’s binary infection procedure by Kaspersky Lab shows that in ...

Malware Dropper Built to Target European Energy Company

A malware dropper with designs on specific targets was found in a private underground forum and is likely the predecessor to the Furtim malware that was uncovered in May. Researchers at SentinelOne today published a report that says the dropper sample they investigated, which they’re calling SFG,...

Euros Football Fever Nets Dumb Passwords

The European soccer championship a.k.a. the Euros is stoking maximum football fever, which has slopped over into easy-to-crack passwords. Such as, say, “football.” That password is of course easy as pie to crack via a dictionary attack – a type of brute-force attack that involves trying thousands...

Malware Loader Abuses Google SEO to Expand Payload Delivery

The Gootloader malware loader, previously used for distributing the Gootkit malware family, has undergone what researchers call a “renaissance” when it comes to payload delivery. New research released this week paints Gootloader as an increasingly sophisticated loader framework, which has now...

What's Next for Ransomware in 2021?

Ransomware works. That’s the simplest way to explain why incidents of ransomware attacks have sharply increased over the last year — with no end in sight. The number of ransomware attacks has jumped by 350 percent since 2018, the average ransom payment increased by more than 100 percent this year...

Valak Loader Revamped to Rob Microsoft Exchange Servers

Threat actors have revamped a popular malware loader into a stealthy infostealer that targets Microsoft Exchange servers to pilfer enterprise mailing information, passwords and enterprise certificates, researchers have found. Security researchers from Cybereason Nocturnus have discovered Valak, a...

Naikon APT Hid Five-Year Espionage Attack Under Radar

After five years under the radar, the Naikon APT group has been unmasked in a long-term espionage campaign against several governments in the Asia-Pacific region. The Chinese APT group was first uncovered by Kaspersky researchers in 2015, in attacks against top-level government agencies around th...

Critical Citrix RCE Flaw Still Threatens 1,000s of Corporate LANs

About one in five of the 80,000 companies affected by a critical bug in the Citrix Application Delivery Controller ADC and Citrix Gateway are still at risk from a trivial attack on their internal operations. If exploited, the flaw could allow unauthenticated attackers to gain remote access to a...

Millions of Dell PCs Vulnerable to Flaw in Third-Party Component

Millions of PCs made by Dell and other OEMs are vulnerable to a flaw stemming from a component in pre-installed SupportAssist software. The flaw could enable a remote attacker to completely takeover affected devices. The high-severity vulnerability CVE-2019-12280 stems from a component in...

MS12-020 RDP Exploit Found, Researchers Say Code May Have Leaked From Security Vendor

There is a confirmed legitimate working exploit for the MS12-020 RDP vulnerability in Windows circulating already and researchers say it is capable of either crashing or causing a denial-of-service condition on vulnerable machines. Microsoft has warned customers about the possibility of the explo...

Microsoft Breaks Silence on Barrage of ProxyShell Attacks

Microsoft has broken its silence on the recent barrage of attacks on several ProxyShell vulnerabilities in that were highlighted by a researcher at Black Hat earlier this month. The company released an advisory late Wednesday letting customers know that threat actors may use unpatched Exchange...