Cisco Email Security Appliance (ESA) GUI Denial of Service Vulnerability

According to its self-reported version, the Cisco Email Security Appliance ESA is affected by a Denial of Service vulnerability. The vulnerability is due to improper validation of specific HTTP request headers. An attacker could exploit this vulnerability by sending a malformed HTTP request to an...

The vulnerability of the message scanning function of Cisco AsyncOS software for Cisco Email Security Appliances allows a perpetrator to trigger a service failure.

The vulnerability of the message scanning function in Cisco AsyncOS software for Cisco Email Security Appliances is related to an uncontrolled resource consumption. Exploiting this vulnerability could allow a malicious actor to cause service interruptions remotely...

The vulnerability of the message filtering function of Cisco AsyncOS software for Cisco Email Security Appliance security systems allows a hacker to trigger a service failure.

The vulnerability of the message filtering function in Cisco AsyncOS software for Cisco Email Security Appliances exists due to insufficient validation of input data. Exploiting this vulnerability can allow a malicious actor to cause service interruptions remotely...

Phishing Attack Skirts Detection With YouTube

Researchers are warning of an increase in phishing emails that use YouTube redirect links, which help attackers skirt traditional defense measures. If certain malicious URLs are blocked by web browser phishing filters, attackers commonly use a redirector URL to bypass these filters and redirect t...

CVE-2020-3181

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection AMP in Cisco AsyncOS Software for Cisco Email Security Appliances ESAs could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient...

CVE-2020-3164

A vulnerability in the web-based management interface of Cisco AsyncOS for Cisco Email Security Appliance ESA, Cisco Web Security Appliance WSA, and Cisco Content Security Management Appliance SMA could allow an unauthenticated remote attacker to cause high CPU usage on an affected device,...

CVE-2020-3164

A vulnerability in the web-based management interface of Cisco AsyncOS for Cisco Email Security Appliance ESA, Cisco Web Security Appliance WSA, and Cisco Content Security Management Appliance SMA could allow an unauthenticated remote attacker to cause high CPU usage on an affected device,...

Design/Logic Flaw

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection AMP in Cisco AsyncOS Software for Cisco Email Security Appliances ESAs could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient...

CVE-2020-3164

Summary: CVE-2020-3164 is a GUI Denial of Service vulnerability in Cisco AsyncOS web interfaces for the Cisco Email Security Appliance (ESA), Web Security Appliance (WSA), and Content Security Management Appliance (SMA). It stems from improper validation of specific HTTP request headers, allowing...

CVE-2020-3181 Cisco Email Security Appliance Uncontrolled Resource Exhaustion Vulnerability

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection AMP in Cisco AsyncOS Software for Cisco Email Security Appliances ESAs could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient...

CVE-2020-3181

CVE-2020-3181 : Cisco AsyncOS for Cisco Email Security Appliances (ESA) contains an uncontrolled resource-exhaustion vulnerability in the malware detection/AMP path due to insufficient control over memory allocation. An unauthenticated remote attacker can send a crafted email to exhaust device re...

CVE-2020-3181 Cisco Email Security Appliance Uncontrolled Resource Exhaustion Vulnerability

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection AMP in Cisco AsyncOS Software for Cisco Email Security Appliances ESAs could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient...

Microsoft OneNote Used To Sidestep Phishing Detection

A phishing campaign was recently discovered leveraging OneNote, Microsoft’s digital notebook that automatically saves and syncs notes, to bypass detection tools and download malware onto victims’ systems. The attacker was utilizing OneNote as a way to easily experiment with various lures that...

Cisco Email Security Appliance Uncontrolled Resource Exhaustion Vulnerability

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection AMP in Cisco AsyncOS Software for Cisco Email Security Appliances ESAs could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient...

The vulnerability of Cisco Email Security Appliance’s security systems allows attackers to bypass the installed filters on the device and compromise the integrity of the protected information.

The vulnerability of Cisco Email Security Appliance exists due to insufficient validation of input data. Exploiting this vulnerability allows a malicious actor to bypass the installed filters on the device and compromise the integrity of the protected information through a specially crafted email...

The vulnerability in the web interface of the Cisco Email Security Appliance allows a perpetrator to execute arbitrary code in the context of the current user or disclose protected information.

The vulnerability in the web interface of the Cisco Email Security Appliance exists because measures to protect the structure of the web page have not been taken. Exploiting this vulnerability allows a malicious actor to execute arbitrary code in the context of the current user, or to disclose...

Cisco Email Security Appliance DoS (cisco-sa-20200219-esa-dos)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by a denial of service DoS vulnerability in the email message filtering feature due to improper handling of email messages that contain large attachments. An unauthenticated, remote attacker can exploit this, b...

Cisco Email Security Appliance Content Filter Bypass Vulnerability (CSCvq66135)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by an input-validation flaw related to the email message filtering feature that allows further attacks by allowing malicious content to pass through the device. Please see the included Cisco BID and Cisco...

Cisco Email Security Appliance Content Filter Bypass Vulnerability (CSCvq65126)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by an input-validation flaw related to the email message filtering feature and zip files that allows denial of service attacks. Please see the included Cisco BID and Cisco Security Advisory for more information...

Cisco Email Security Appliance Denial of Service Vulnerability (CSCvo89192)

According to its self-reported version, Cisco Email Security Appliance ESA is affected by an input-validation flaw related to the email message filtering feature that allows denial of service attacks. Please see the included Cisco BID and Cisco Security Advisory for more information TRUSTED...