PT-2017-14806

Name of the Vulnerable Software and Affected Versions International Components for Unicode ICU for C/C++ versions prior to 60.2 Description The issue is related to the ucnv UTF8FromUTF8 function in ucnv u8.cpp, which mishandles ucnv convertEx calls for UTF-8 to UTF-8 conversion. This can be...

CVE-2017-17484: Improper Restriction of Operations within the Bounds of a Memory Buffer

The ucnvUTF8FromUTF8 function in ucnvu8.cpp in International Components for Unicode ICU for C/C++ through 60.1 mishandles ucnvconvertEx calls for UTF-8 to UTF-8 conversion, which allows remote attackers to cause a denial of service stack-based buffer overflow and application crash or possibly hav...

CVE-2017-14952

Double free in i18n/zonemeta.cpp in International Components for Unicode ICU for C/C++ through 59.1 allows remote attackers to execute arbitrary code via a crafted string, aka a "redundant UVector entry clean up function call" issue...

CVE-2017-14952: Double Free

Double free in i18n/zonemeta.cpp in International Components for Unicode ICU for C/C++ through 59.1 allows remote attackers to execute arbitrary code via a crafted string, aka a "redundant UVector entry clean up function call" issue...

This Week in Security News

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. Below you’ll find a quick recap of topics followed by links to news articles and/or our blog posts providing additional insight. Be sure to check back...

A simple example of a complex cyberattack

We're already used to the fact that complex cyberattacks use 0-day vulnerabilities, bypassing digital signature checks, virtual file systems, non-standard encryption algorithms and other tricks. Sometimes, however, all of this may be done in much simpler ways, as was the case in the malicious...

Linux Trojan Using Hacked IoT Devices to Send Spam Emails

Botnets, like Mirai, that are capable of infecting Linux-based internet-of-things IoT devices are constantly increasing and are mainly designed to conduct Distributed Denial of Service DDoS attacks, but researchers have discovered that cybercriminals are using botnets for mass spam mailings. New...

Thousands of Elasticsearch Servers Hijacked to Host PoS Malware

Thousands of insecure Elasticsearch servers are hosting point-of-sale malware, according to an analysis by Kromtech Security Center. In total, researchers found 15,000 insecure Elasticsearch servers with 27 percent 4,000 hosting the PoS malware strains Alina and JackPoS. “The absence of...

PT-2017-3119

Name of the Vulnerable Software and Affected Versions International Components for Unicode ICU for C/C++ versions through 59.1 Description The issue is related to a double free in the i18n/zonemeta.cpp component, which can be exploited by remote attackers to execute arbitrary code via a crafted...

WireX Variant Capable of UDP Flood Attacks

The WireX botnet presented defenders with many superlatives: the largest mobile botnet ever; hundreds of mobile apps spreading application-layer DDoS malware; unprecedented cooperation between technology companies—even competitors—to halt some of its activities. And now a companion piece to WireX...

Jimmy Nukebot: from Neutrino with love

"You FOOL! This isn't even my final form!" In one of our previous articles, we analyzed the NeutrinoPOS banker as an example of a constantly evolving malware family. A week after publication, this Neutrino modification delivered up a new malicious program classified by Kaspersky Lab as...

ShadowPad in corporate networks

ShadowPad, part 2: Technical Details PDF In July 2017, during an investigation, suspicious DNS requests were identified in a partner's network. The partner, which is a financial institution, discovered the requests originating on systems involved in the processing of financial transactions. Furth...

[SECURITY] Fedora 25 Update: gsoap-2.8.30-2.fc25

The gSOAP Web services development toolkit offers an XML to C/C++ language binding to ease the development of SOAP/XML Web services in C and C/C++...

[SECURITY] Fedora 26 Update: gsoap-2.8.43-2.fc26

The gSOAP Web services development toolkit offers an XML to C/C++ language binding to ease the development of SOAP/XML Web services in C and C/C++...

Hackers Leverage Chat for Command&Control: How You Can Protect Your Business

Chat platforms have become a cornerstone for businesses and their customers alike. These important tools make it possible for employees to communicate and collaborate from nearly any location, and enable consumers to reach out to companies in accordance with their preferences. This fondness for...

CowerSnail — Windows Backdoor from the Creators of SambaCry Linux Malware

Last month, we reported about a group of hackers exploiting SambaCry—a 7-year-old critical remote code execution vulnerability in Samba networking software—to hack Linux computers and install malware to mine cryptocurrencies. The same group of hackers is now targeting Windows machines with a new...

Modified Versions of Nukebot in Wild Since Source Code Leak

Some opportunistic criminals have put the leaked source code for the Nukebot banking Trojan to use, targeting banks in the United States and France with variants of the malware, while another group has adapted it to steal mail client and browser passwords. The leak was disclosed in early March wh...

New Linux Malware Exploits SambaCry Flaw to Silently Backdoor NAS Devices

Remember SambaCry? Almost two months ago, we reported about a 7-year-old critical remote code execution vulnerability in Samba networking software, allowing a hacker to remotely take full control of a vulnerable Linux and Unix machines. We dubbed the vulnerability as SambaCry, because of its...

Researcher Claims Samsung's Tizen OS is Poorly Programmed; Contains 27,000 Bugs!

A researcher has claimed that Samsung's Tizen operating system that runs on millions of Samsung products is so poorly programmed that it could contain nearly 27,000 programming errors, which could also lead to thousands of vulnerabilities. Tizen is a Linux-based open-source operating system backe...

Watch Out for Malware If You're Interested in North Korean Missile Program

If you hold an interest in the North Korean Missile Program and are one of those curious to know capabilities of the recently tested North Korean long-range missile than you could be a target of a new malware campaign. North Korea claims to have conducted the first test of an intercontinental...