Why integrated phishing-attack training is reshaping cybersecurity—Microsoft Security

Phishing is still one of the most significant risk vectors facing enterprises today. Innovative email security technology like Microsoft Defender for Office 365 stops a majority of phishing attacks before they hit user inboxes, but no technology in the world can prevent 100 percent of phishing...

NICER Protocol Deep Dive: Internet Exposure of SMTP

Welcome to the NICER Protocol Deep Dive blog series! When we started researching what all was out on the internet way back in January, we had no idea we'd end up with a hefty, 137-page tome of a research report. The sheer length of such a thing might put off folks who might otherwise learn a thin...

Windows 7 ‘Upgrade’ Emails Steal Outlook Credentials

An ongoing phishing attack puts pressure on enterprise employees to upgrade their Windows 7 systems – but in reality, they are redirected to a fake Outlook login page that steals their credentials. Windows 7 reached end-of-life EOL on Jan. 14, with Microsoft urging enterprises to upgrade to its...

CVE-2020-3137

A vulnerability in the web-based management interface of Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected device. The vulnerability exists because the...

CVE-2020-3133

A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass configured filters on the device. The vulnerability is due to improper validation of incoming emails. An attacker could exploit...

CVE-2020-3137

A vulnerability in the web-based management interface of Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected device. The vulnerability exists because the...

CVE-2020-3133

A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass configured filters on the device. The vulnerability is due to improper validation of incoming emails. An attacker could exploit...

CVE-2019-1947

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service DoS condition on an affected device. The...

CVE-2019-1947

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service DoS condition on an affected device. The...

CVE-2019-1983

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA and Cisco Content Security Management Appliance SMA could allow an unauthenticated, remote attacker to cause repeated crashes in some internal processes that are running on the...

CVE-2019-1983

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA and Cisco Content Security Management Appliance SMA could allow an unauthenticated, remote attacker to cause repeated crashes in some internal processes that are running on the...

Input validation

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA and Cisco Content Security Management Appliance SMA could allow an unauthenticated, remote attacker to cause repeated crashes in some internal processes that are running on the...

Design/Logic Flaw

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service DoS condition on an affected device. The...

Cross site scripting

A vulnerability in the web-based management interface of Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected device. The vulnerability exists because the...

Input validation

A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass configured filters on the device. The vulnerability is due to improper validation of incoming emails. An attacker could exploit...

CVE-2019-1947 Cisco Email Security Appliance Denial of Service Vulnerability

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service DoS condition on an affected device. The...

CVE-2019-1983

CVE-2019-1983 affects Cisco AsyncOS for ESA and SMA. The vulnerability stems from insufficient input validation of email attachments in the email message filtering feature, allowing an unauthenticated, remote attacker to cause repeated crashes of internal processes, resulting in a DoS and unavail...

CVE-2019-1983 Cisco Email Security Appliance and Cisco Content Security Management Appliance Denial of Service Vulnerability

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA and Cisco Content Security Management Appliance SMA could allow an unauthenticated, remote attacker to cause repeated crashes in some internal processes that are running on the...

CVE-2019-1983 Cisco Email Security Appliance and Cisco Content Security Management Appliance Denial of Service Vulnerability

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliance ESA and Cisco Content Security Management Appliance SMA could allow an unauthenticated, remote attacker to cause repeated crashes in some internal processes that are running on the...

CVE-2020-3133

Cisco AsyncOS for Cisco Email Security Appliance (ESA) contains an input-validation flaw in the email-message scanning path that allows an unauthenticated, remote attacker to bypass content filters by sending a crafted email to a protected recipient. Root cause: improper validation of incoming em...