Design/Logic Flaw

A vulnerability in the Sender Policy Framework SPF functionality of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the configured user filters on an affected device. The vulnerability exists because the affected software...

CVE-2019-12706 Cisco Email Security Appliance Filter Bypass Vulnerability

A vulnerability in the Sender Policy Framework SPF functionality of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the configured user filters on an affected device. The vulnerability exists because the affected software...

CVE-2019-12706

Cisco AsyncOS on Cisco Email Security Appliance (ESA) contains a SPF handling vulnerability that allows an unauthenticated, remote attacker to bypass configured header filters by sending crafted SPF packets. Affected component is the SPF validation in ESA’s Sender Policy Framework feature; impact...

CVE-2019-12706 Cisco Email Security Appliance Filter Bypass Vulnerability

A vulnerability in the Sender Policy Framework SPF functionality of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the configured user filters on an affected device. The vulnerability exists because the affected software...

Cisco Email Security Appliance Filter Bypass Vulnerability

A vulnerability in the Sender Policy Framework SPF functionality of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the configured user filters on an affected device. The vulnerability exists because the affected software...

How SMBs Can Mitigate the Growing Risk of File-based Attacks

Cases of document-based malware are steadily rising. 59 percent of all malicious files detected in the first quarter of 2019 were contained in documents. Due to how work is done in today's offices and workplaces, companies are among those commonly affected by file-based attacks. Since small to...

Cisco Email Security Appliance CVE-2019-12706 Remote Security Bypass Vulnerability

Description Cisco Email Security Appliance is prone to a remote security-bypass vulnerability. An attacker can exploit this issue to bypass security restrictions and perform unauthorized actions. This may aid in further attacks. This issue is being tracked by Cisco Bug ID CSCvq35034. Cisco AsyncO...

CISA Releases Four New Insights Products

The Cybersecurity and Infrastructure Security Agency CISA has released four new CISA Insights products informed by U.S. intelligence and real-world events. Each of the following products provides a description of the threat, lessons learned, recommendations, and additional relevant resources:...

CVE-2019-16378

CVE-2019-16378 affects OpenDMARC 1.3.2 and 1.4.x up to 1.4.0-Beta1, introducing a signature-bypass vulnerability with multiple From: addresses that could affect how domains are treated as origin. The issue is documented in multiple feeds (e.g., Fedora, Ubuntu USN-4567-1, FreeBSD VuXML) and is spe...

The vulnerability of the Sender Policy Framework component in the Cisco Email Security Appliance’s security system allows attackers to bypass the configured content filters and compromise the integrity of the protected information.

The vulnerability of the Sender Policy Framework component in the Cisco Email Security Appliance exists due to insufficient validation of input data. Exploiting this vulnerability can allow a malicious actor to bypass the configured content filters and compromise the integrity of the protected...

Cisco Email Security Appliance Header Injection Vulnerability

According to its self-reported version, Cisco Email Security Appliance ESA is affected by a security bypass vulnerability. A flaw exists with the Sender Policy Framework SPF due to improper validation of SPF messages. An unauthenticated, remote attacker can exploit this, via a specially crafted S...

FBI Releases Article on Think Before You Post Campaign

The Federal Bureau of Investigation FBI has released an article on their Think Before You Post campaign, designed to educate students on the use of social media and how to avoid making poor choices when posting, texting, or emailing thoughts or grievances that could lead to disruptive behavior,...

Cisco Content Security Management Appliance and Cisco Email Security Appliance Information Disclosure Vulnerability

A vulnerability in the authorization module of Cisco Content Security Management Appliance SMA Software and Cisco Email Security Appliance ESA could allow an authenticated, remote attacker to gain out-of-scope access to email. The vulnerability exists because the affected software does not...

Just An SMS Could Let Remote Attackers Access All Your Emails, Experts Warn

Beware! Billion of Android users can easily be tricked into changing their devices' critical network settings with just an SMS-based phishing attack. Whenever you insert a new SIM in your phone and connects to your cellular network for the very first time, your carrier service automatically...

Cisco Email Security Virtual Appliance C300V IronPort Header Injection

!/usr/bin/perl -w Cisco Email Security Virtual Appliance C300V IronPort Remote Header 'Host' Injection Copyright 2019 c Todor Donev Disclaimer: This or previous programs are for Educational purpose ONLY. Do not use it without permission. The usual disclaimer applies, especially the fact that Todo...

Cisco Email Security Virtual Appliance C380 IronPort Header Injection

!/usr/bin/perl -w Cisco Email Security Virtual Appliance C380 IronPort Remote Header 'Host' Injection Copyright 2019 c Todor Donev Disclaimer: This or previous programs are for Educational purpose ONLY. Do not use it without permission. The usual disclaimer applies, especially the fact that Todor...

This Week in Security News: Ransomware Campaigns Persist with WannaCry as Most Common

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. This week, learn about how a total of 118 new ransomware families emerged in the first half of 2018, but only 47 new ones debuted in the first six mont...

Cisco Email Security Virtual Appliance C100V IronPort Header Injection

!/usr/bin/perl -w Cisco Email Security Virtual Appliance C100V IronPort Remote Header 'Host' Injection Copyright 2019 c Todor Donev Disclaimer: This or previous programs are for Educational purpose ONLY. Do not use it without permission. The usual disclaimer applies, especially the fact that Todo...

Cisco Email Security Virtual Appliance C370 IronPort Header Injection

!/usr/bin/perl -w Cisco Email Security Virtual Appliance C370 IronPort Remote Header 'Host' Injection Copyright 2019 c Todor Donev Disclaimer: This or previous programs are for Educational purpose ONLY. Do not use it without permission. The usual disclaimer applies, especially the fact that Todor...

Cisco C170 Email Security Appliance 10.0.3-003 IronPort Header Injection

!/usr/bin/perl -w Cisco C170 Email Security Appliance v10.0.3-003 IronPort Remote Header 'Host' Injection Copyright 2019 c Todor Donev Disclaimer: This or previous programs are for Educational purpose ONLY. Do not use it without permission. The usual disclaimer applies, especially the fact that...