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...

Cisco Email Security Appliance MP3 Content Filter Bypass (cisco-sa-20191120-esa-mp3-bypass)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by a vulnerability in the MP3 detection engine of Cisco AsyncOS Software due to improper validation of certain MP3 file types. An unauthenticated, remote attacker can exploit this, by sending a crafted MP3 file...

Cisco Email Security Appliance Filter Bypass (cisco-sa-ESA-filt-39jXvMfM)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by an input-validation flaw related to the URL filtering feature. An unauthenticated, remote attacker can exploit this, by sending a crafted, malicious HTTP request to an affected device, in order to allow the...

Cisco Email Security Appliance Filter Bypass Vulnerability

A vulnerability in URL filtering for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass URL filtering on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted,...

DMARC Adoption Spikes, Higher Ed Remains Behind

Adoption of the email security protocol DMARC has continued to tick upwards, with the number of domains deploying DMARC records surpassing 1 million in the last two years — a 2.5 times greater total than in 2018. That’s according to Valimail’s Email Fraud Landscape 2020 report, which also found...

Business Email Compromise (BEC) Criminal Ring

A criminal group called Cosmic Lynx seems to be based in Russia: Dubbed Cosmic Lynx, the group has carried out more than 200 BEC campaigns since July 2019, according to researchers from the email security firm Agari, particularly targeting senior executives at large organizations and corporations...

The vulnerability of Cisco AsyncOS, a software spam protection mechanism, for the Cisco Email Security Appliance allows attackers to bypass URL filters.

The vulnerability of Cisco AsyncOS, a software spam protection mechanism, for Cisco Email Security Appliances exists due to insufficient validation of input data. Exploiting this vulnerability could allow a malicious actor to bypass URL filters remotely...

Email Sender Identity is Key to Solving the Phishing Crisis

Email is in crisis. Despite massive advancements in perimeter and endpoint defenses, email remains a cybersecurity weak link for many companies. Why? Email is at the heart of everything we do online. It’s an essential line of communication for one-on-one and group conversations, both...

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...

CVE-2020-14954

CVE-2020-14954 affects mutt before 1.14.4 and NeoMutt before 2020-06-19. A STARTTLS buffering issue causes the client to read extra data after a server "begin TLS" response and evaluate it in a TLS context, enabling potential man‑in‑the‑middle (MITM) exploitation during IMAP/SMTP/POP3. The issue ...

CVE-2020-3368

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An...

CVE-2020-3368

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An...

Input validation

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An...

CVE-2020-3368 Cisco Email Security Appliance URL Filtering Bypass Vulnerability

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An...

CVE-2020-3368

The CVE affects Cisco AsyncOS on the Cisco Email Security Appliance (ESA), where an input-validation weakness allows an unauthenticated, remote attacker to bypass URL reputation filters by crafting a URL. The root cause is insufficient URL input validation. Impact is bypass of URL filtering, enab...

CVE-2020-3368 Cisco Email Security Appliance URL Filtering Bypass Vulnerability

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An...

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 ...