CVE-2020-3546

CVE-2020-3546 affects Cisco Email Security Appliance (ESA) running Cisco AsyncOS. The issue stems from insufficient validation of requests to the web-based management interface, allowing an unauthenticated, remote attacker to access sensitive information. Exploitation could disclose IP addresses ...

CVE-2020-3546 Cisco Email Security Appliance Information Disclosure Vulnerability

A vulnerability in the web-based management interface of Cisco AsyncOS software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to insufficient validation of requests that are se...

Cisco Email Security Appliance DoS (cisco-sa-esa-tls-dos-xW53TBhb)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by a denial of service DoS vulnerability in its transport layer security TLS implementation due to inefficient processing of incoming traffic. An unauthenticated, remote attacker can exploit this issue, by...

Cisco Email Security Appliance Information Disclosure (cisco-sa-esa-info-disclosure-vMJMMgJ)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by an information disclosure vulnerability in the web-based management interface, due to insufficient validation of requests sent to it. An unauthenticated, remote attacker can exploit this, by sending speciall...

The Joys of Owning an ‘OG’ Email Account

When you own a short email address at a popular email provider, you are bound to get gobs of spam, and more than a few alerts about random people trying to seize control over the account. If your account name is short and desirable enough, this kind of activity can make the account less reliable...

PT-2020-3857 · Cisco · Cisco Email Security Appliance

Name of the Vulnerable Software and Affected Versions: Cisco Email Security Appliance ESA versions affected versions not specified Description: A vulnerability in the Transport Layer Security TLS protocol implementation could allow an unauthenticated, remote attacker to cause high CPU usage on an...

Cisco Email Security Appliance Information Disclosure Vulnerability

A vulnerability in the web-based management interface of Cisco AsyncOS software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to insufficient validation of requests that are se...

Cisco Email Security Appliance Denial of Service Vulnerability

A vulnerability in the Transport Layer Security TLS protocol implementation of Cisco AsyncOS software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause high CPU usage on an affected device, resulting in a denial of service DoS condition. The...

Are employees the weakest link in your security strategy? Train them!

Email is the number one threat vector. There’s no exception, even with a global pandemic, on the contrary: COVID-19 has been used as an appealing hook by cyber criminals. Data from Trend Micro Smart Protection Network shows that for the first five months of 2020, 92 per cent of all the cyber...

Malicious Attachments Remain a Cybercriminal Threat Vector Favorite

While attachment threat vectors are one of the oldest malware-spreading tricks in the books, email users are still clicking on malicious attachments that hit their inbox, whether it’s a purported “job offer” or a pretend “critical invoice.” The reason why threat actors are still relying on this...

Revamped Qbot Trojan Packs New Punch: Hijacks Email Threads

Attacks attributed to the Qbot trojan, known as the “Swiss Army knife” of malware, are on the uptick with a reported 100,000 recent infections, according to researchers. Qbot, an ever-evolving information-stealing trojan that’s been around since 2008, has shifted tactics again and adopted a bevy ...

CVE-2020-12618

eM Client before 7.2.33412.0 automatically imported S/MIME certificates and thereby silently replaced existing ones. This allowed a man-in-the-middle attacker to obtain an email-validated S/MIME certificate from a trusted CA and replace the public key of the entity to be impersonated. This enable...

CVE-2020-3447

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...

CVE-2020-3447

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...

Design/Logic Flaw

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...

CVE-2020-3447

The CVE-2020-3447 issue affects Cisco AsyncOS for Cisco Email Security Appliance (ESA) and Cisco Content Security Management Appliance (SMA). Affected component: CLI log subscriptions that are overly verbose, enabling an authenticated attacker with operator-level credentials (or higher) to access...

CVE-2020-3447 Cisco Email Security Appliance and Cisco Content Security Management Appliance Information Disclosure Vulnerability

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...

CVE-2020-3447 Cisco Email Security Appliance and Cisco Content Security Management Appliance Information Disclosure Vulnerability

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...

Malicious Cyber Actor Spoofing COVID-19 Loan Relief Webpage via Phishing Emails

Summary The Cybersecurity and Infrastructure Security Agency CISA is currently tracking an unknown malicious cyber actor who is spoofing the Small Business Administration SBA COVID-19 loan relief webpage via phishing emails. These emails include a malicious link to the spoofed SBA website that th...

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

A vulnerability in the CLI of Cisco AsyncOS for Cisco Email Security Appliance ESA and Cisco AsyncOS for Cisco Content Security Management Appliance SMA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to excessive...