CVSS: 7.1EPSS: 0%CPEs: 4EXPL: 0CVE-2020-3132 – Cisco Email Security Appliance Shortened URL Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-3132
19 Feb 2020 — A vulnerability in the email message scanning feature of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause a temporary denial of service (DoS) condition on an affected device. The vulnerability is due to inadequate parsing mechanisms for specific email body components. An attacker could exploit this vulnerability by sending a malicious email containing a high number of shortened URLs through an affected device. A successful exploit could... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-shrt-dos-wM54R8qA • CWE-400: Uncontrolled Resource Consumption •
CVSS: 6.5EPSS: 0%CPEs: 1EXPL: 0CVE-2020-3134 – Cisco Email Security Appliance Zip Decompression Engine Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2020-3134
26 Jan 2020 — A vulnerability in the zip decompression engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of zip files. An attacker could exploit this vulnerability by sending an email message with a crafted zip-compressed attachment. A successful exploit could trigger a restart of the content-scanning process, causing a temporary DoS co... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-dos-87mBkc8n • CWE-20: Improper Input Validation •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2019-1921 – Cisco Email Security Appliance Content Filter Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2019-1921
06 Jul 2019 — A vulnerability in the attachment scanning of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass configured content filters on the device. The vulnerability is due to improper input validation of the email body. An attacker could exploit this vulnerability by naming a malicious attachment with a specific pattern. A successful exploit could allow the attacker to bypass configured content filters that would normally block the attachment. U... • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190703-esa-bypass • CWE-20: Improper Input Validation •
CVSS: 5.8EPSS: 0%CPEs: 2EXPL: 0CVE-2019-1905 – Cisco Email Security Appliance GZIP Content Filter Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2019-1905
20 Jun 2019 — A vulnerability in the GZIP decompression engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass configured content filters on the device. The vulnerability is due to improper validation of GZIP-formatted files. An attacker could exploit this vulnerability by sending a malicious file inside a crafted GZIP-compressed file. A successful exploit could allow the attacker to bypass configured content filters that would normally drop the... • http://www.securityfocus.com/bid/108856 • CWE-20: Improper Input Validation •
CVSS: 5.8EPSS: 0%CPEs: 2EXPL: 0CVE-2019-1831 – Cisco Email Security Appliance Content Filter Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2019-1831
18 Apr 2019 — 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 content filters on the device. The vulnerability is due to improper input validation of the email body. An attacker could exploit this vulnerability by inserting specific character strings in the message. A successful exploit could allow the attacker to bypass configured content filters that would normally drop the email. Una vu... • http://www.securityfocus.com/bid/108021 • CWE-20: Improper Input Validation •