A week in security (March 4 – 11)

Last week, Malwarebytes Labs released its in-depth, international data privacy survey of nearly 4,000 individuals, revealing that every generation, including Millennials, cares about online privacy. We also covered a novel case of zombie email that involved a very much alive account user, delved...

Zombie email rises from grave after eight years of radio silence

In a novel twist on “What happens to our accounts when we die,” we have “what happens to our abandoned accounts while we're still alive”. In this case, UK ISP TalkTalk kept an old customer’s email account alive some eight years after she closed it—which left it wide open for takeover by spammers...

Code injection

On BIG-IP 11.5.1-11.5.4, 11.6.1, and 12.1.0, a virtual server configured with a Client SSL profile may be vulnerable to a chosen ciphertext attack against CBC ciphers. When exploited, this may result in plaintext recovery of encrypted messages through a man-in-the-middle MITM attack, despite the...

CVE-2019-6593

On BIG-IP 11.5.1-11.5.4, 11.6.1, and 12.1.0, a virtual server configured with a Client SSL profile may be vulnerable to a chosen ciphertext attack against CBC ciphers. When exploited, this may result in plaintext recovery of encrypted messages through a man-in-the-middle MITM attack, despite the...

CVE-2019-6593

CVE-2019-6593 affects BIG-IP TMM TLS/Client SSL CBC-mode sessions on versions 11.5.1–11.5.4, 11.6.1 and 12.1.0, enabling plaintext recovery via a chosen-ciphertext MITM without server private-key access. F5 advisory K10065173 documents affected branches: 12.x vulnerable in 12.1.0 with fixes in 12...

F5 Networks BIG-IP : TMM TLS virtual server vulnerability (K10065173)

A BIG-IP virtual server configured with a Client SSL profile may be vulnerable to a chosen ciphertext attack against CBC ciphers. When exploited, this may result in plaintext recovery of encrypted messages through a man-in-the-middle MITM attack, despite the attacker not having gained access to t...

Juniper Junos vMX Predictable IP ID Sequence Numbers (JSA10903)

According to its self-reported version number, the remote Junos device uses a predictable IP ID sequence number. It is, therefore, vulnerable to a family of attacks that rely on this property, including a susceptibility to being used as a 'zombie' host in an 'idle scan' blind port scan of another...

Security update for libzypp, zypper (important)

This update for libzypp, zypper, libsolv provides the following fixes: Security fixes in libzypp: - CVE-2018-7685: PackageProvider: Validate RPMs before caching bsc1091624, bsc1088705 - CVE-2017-9269: Be sure bad packages do not stay in the cache bsc1045735 Changes in libzypp: - Update to version...

Node.js third-party modules: Code Injection Vulnerability in zombie Package

I would like to report a code injection vulnerability in zombie. It allows crawled websites to access privileged APIs such as the file system or child process. Module module name: zombie version: 6.1.2 npm page: https://www.npmjs.com/package/zombie Module Description Insanely fast, headless...

Romance Scams Drive Necurs Botnet Activity in Run Up to Valentine’s Day

Necurs botnet activity is spiking as scammers use the network to flood inboxes with promises of companionship, in part of a seasonal wave of Valentine’s Day-themed spam. Victims are encouraged to share revealing photos of themselves, which scammers later use as leverage in extortion shakedowns. T...

New Locky Variant 'IKARUSdilapidated' Strikes Again

A second wave of the Locky ransomware variant called IKARUSdilapidated has been identified by security experts. The source of the ransomware is a botnet of zombie computers coordinated to launch phishing attacks that send emails and attachments appearing to come from a targeted recipient’s truste...

systemd: freeze when PID 1 receives a zero-length message over notify socket

A flaw was found in the way systemd handled empty notification messages. A local attacker could use this flaw to make systemd freeze its execution, preventing further management of system services, system shutdown, or zombie process collection via systemd...

Scientific Linux Security Update : systemd on SL7.x x86_64 (20161103)

Security Fixes : - A flaw was found in the way systemd handled empty notification messages. A local attacker could use this flaw to make systemd freeze its execution, preventing further management of system services, system shutdown, or zombie process collection via systemd. CVE-2016-7795 Bug Fix...

systemd: Assertion failure when PID 1 receives a zero-length message over notify socket

A flaw was found in the way systemd handled empty notification messages. A local attacker could use this flaw to make systemd freeze its execution, preventing further management of system services, system shutdown, or zombie process collection via systemd...

systemd: Assertion failure when PID 1 receives a zero-length message over notify socket

A flaw was found in the way systemd handled empty notification messages. A local attacker could use this flaw to make systemd freeze its execution, preventing further management of system services, system shutdown, or zombie process collection via systemd...

Abandoned Mobile C&C Servers Present Opportunity to Attackers

DENVER—When developers build mobile apps, they’re not only coding functionality, but they’re also dragging in third-party software development kits SDKs for ads, analytics and lots of things in between. A big function of SDKs is to communicate with a central server to receive instructions and...

CVE-2016-7795

A flaw was found in the way systemd handled empty notification messages. A local attacker could use this flaw to make systemd freeze its execution, preventing further management of system services, system shutdown, or zombie process collection via systemd...

Global Defense: Zombie War - Dangerous filesystem permissions, WebView SSL handling enabled, WebView code execution vulnerabilities

HackApp vulnerability scanner discovered that application Global Defense: Zombie War published at the 'play' market has multiple vulnerabilities...

Zombie Defense - Dynamic Code Loading, Exported components, External URLs vulnerabilities

HackApp vulnerability scanner discovered that application Zombie Defense published at the 'play' market has multiple vulnerabilities...

City Rebuild - Zombie Clicker - Base64 encoded String, Customized SSL, Dangerous filesystem permissions vulnerabilities

HackApp vulnerability scanner discovered that application City Rebuild - Zombie Clicker published at the 'play' market has multiple vulnerabilities...