CVE-2020-12821

CVE-2020-12821 affects Gossipsub 1.0 and involves inadequate resistance to invalid message spam, enabling eclipse or Sybil attacks. Descriptions across Red Hat, NVD, CNVD, and related records consistently state that Gossipsub 1.0 can be exploited by sending invalid messages to disrupt/pubsub inte...

Engel & Völkers Technology GmbH: SPF Misconfiguration

There is a email spoofing vulnerability. Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing is a tactic used in phishing and spam campaigns because people are more likely to open an...

How to Report IP Addresses

Spam is a common nuisance for users of the Internet. However, it is not just annoying - these messages may cause substantial harm. While businesses use spam as a cheap way of promotion, criminals send it to snatch sensitive data. Fortunately, there is a quick way to counteract the offenders. Ever...

IcedID Banker is Back, Adding Steganography, COVID-19 Theme

A new version of the IcedID banking trojan has debuted that notably embraces steganography – the practice of hiding code within images – in order to stealthily infect victims. It has also changed up its process for eavesdropping on victims’ web activity. Researchers at Juniper Threat Labs have...

Cisco Email Security Appliance AsyncOS Software Input Validation Error Vulnerability (CNVD-2020-41805)

Cisco Email Security Appliance ESA is an email security appliance from Cisco in the U.S. AsyncOS Software is the operating system that runs on it. An input validation error vulnerability exists in the anti-spam protection mechanism of the AsyncOS Software in the Cisco ESA, which can be exploited ...

WhatsApp Phone Numbers Pop Up in Google Search Results — But is it a Bug?

UPDATE A researcher is warning that a WhatsApp feature called “Click to Chat” puts users’ mobile phone numbers at risk — by allowing Google Search to index them for anyone to find. But WhatsApp owner Facebook says it is no big deal and that the search results only reveal what the users have chose...

Understanding the Payload-Less Email Attacks Evading Your Security Team

The traditional image of a successful email attack is that of a naive employee clicking the link in a crudely crafted spam email bent on phishing. But times have changed, and employees are much more security-educated than they used to be. So, today’s threat actors are creating increasingly...

Spam and phishing in Q1 2020

Quarterly highlights Don't get burned Burning Man is one of the most eagerly awaited events among fans of spectacular performance and installation art. The main obstacle to attending is the price of admission: a standard ticket will set you back $475, the number is limited, and the buying process...

How to Avoid Spam—Using Disposable Contact Information

The next time you sign up for a coupon code or retail promotion, use these apps to avoid spam text and email messages...

Tech Support Scam Uses Child Porn Warning

A new email scam is making the rounds, warning recipients that someone using their Internet address has been caught viewing child pornography. The message claims to have been sent from Microsoft Support, and says the recipient's Windows license will be suspended unless they call an "MS Support"...

The vulnerability of spam filtering systems using Perl-based text analysis tools like SpamAssassin arises from the failure to address the special elements used in operating system commands. This allows attackers to access confidential data, compromise its integrity, and cause service interruptions.

The vulnerability of spam filtering systems that use Perl-based text analysis, such as SpamAssassin, is related to incorrect configuration of malicious rules or configuration files, which may have been uploaded from the update server. Exploiting this vulnerability can allow a remote attacker to...

The vulnerability of spam filtering systems using Perl-based text analysis tools like SpamAssassin arises from the failure to address the special elements used in operating system commands. This allows attackers to access confidential data, compromise its integrity, and cause service interruptions.

The vulnerability of spam filtering systems that use Perl-based text analysis software like SpamAssassin is related to incorrect configuration of system commands. Exploiting this vulnerability can allow a remote attacker to access confidential data, compromise its integrity, and even cause servic...

Kubernetes: There is any issue No valid SPF Records

There is a email spoofing vulnerability.Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing is a tactic used in phishing and spam campaigns because people are more likely to open an...

TrickBot Attack Exploits COVID-19 Fears with DocuSign-Themed Ploy

Threat actors are using people’s interest in the Department of Labor’s Family and Medical Leave Act FMLA to spread what appears to be the TrickBot trojan in a new spam campaign that security researchers discovered recently. Recent analysis from spam honeypots set by IBM X-Force discovered actors...

U.S. Dept Of Defense: No Rate Limiting on https://██████/██████████/accounts/password/reset/ endpoint leads to Denial of Service

Summary: No-Rate Limit on Password reset endpoint results mail-spam functionality to be abused. Additionally, the password-reset link remain the same after each request. Description: Malicious user could Spear-target █████████ user mail and Spam it for as many requests as he would like. Possible...

Talos Incident Response announces new, lower price through July 25

Today’s world looks very different than three months ago. More people work remotely than ever before. IT teams work around the clock to expand capacity and new software and services are being deployed to handle the load. Within this new remote environment, we have seen new malware families and...

Cyberattackers Ramp Up to 1.5M COVID-19 Emails Per Day

Cyberattackers have reached a peak of sending 1.5 million malicious emails per day related to the COVID-19 pandemic over the course of the last three months, according to new research. Research from Forcepoint analyzing coronavirus-themed attacks between Jan. 19 to April 18 found cybercriminals...

Russian Hackers Went After San Francisco International Airport

Plus: Windows zero days, Covid-19 spam, and more of the week's top security news...

'Double Extortion' Ransomware Attacks Spike

Victims of ransomware attacks now face a double whammy of headaches. Cybercriminals are increasingly inflicting more pain on ransomware victims by threatening to leak compromised data or use it in future spam attacks, if ransom demands aren’t met. The ransomware tactic, call “double extortion,”...

Spam and phishing in 2019

Figures of the year The share of spam in mail traffic was 56.51%, which is 4.03 p.p. more than in 2018. The biggest source of spam this year was China 21.26%. 44% of spam e-mails were less than 2 KB in size. Malicious spam was detected most commonly with the Exploit.MSOffice.CVE-2017-11882 verdic...