Total
39 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
|---|---|---|---|---|---|
| CVE-2020-26082 | 1 Cisco | 8 Asyncos, Email Security Appliance C170, Email Security Appliance C190 and 5 more | 2024-11-21 | N/A | 5.8 MEDIUM |
| A vulnerability in the zip decompression engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass content filters that are configured on an affected device. The vulnerability is due to improper handling of password-protected zip files. An attacker could exploit this vulnerability by sending a malicious file inside a crafted zip-compressed file to an affected device. A successful exploit could allow the attacker to bypass configured content filters that would normally drop the email. | |||||
| CVE-2019-1983 | 1 Cisco | 3 Asyncos, Content Security Management Appliance, Email Security Appliance | 2024-11-21 | 7.8 HIGH | 5.3 MEDIUM |
| 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 affected devices, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation of email attachments. An attacker could exploit this vulnerability by sending an email message with a crafted attachment through an affected device. A successful exploit could allow the attacker to cause specific processes to crash repeatedly, resulting in the complete unavailability of both the Cisco Advanced Malware Protection (AMP) and message tracking features and in severe performance degradation while processing email. After the affected processes restart, the software resumes filtering for the same attachment, causing the affected processes to crash and restart again. A successful exploit could also allow the attacker to cause a repeated DoS condition. Manual intervention may be required to recover from this situation. | |||||
| CVE-2019-1947 | 1 Cisco | 2 Asyncos, Email Security Appliance | 2024-11-21 | 7.8 HIGH | 8.6 HIGH |
| 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 vulnerability is due to improper handling of email messages that contain large attachments. An attacker could exploit this vulnerability by sending a malicious email message through the targeted device. A successful exploit could allow the attacker to cause a permanent DoS condition due to high CPU utilization. This vulnerability may require manual intervention to recover the ESA. | |||||
| CVE-2019-1886 | 1 Cisco | 2 Asyncos, Web Security Appliance | 2024-11-21 | 5.0 MEDIUM | 8.6 HIGH |
| A vulnerability in the HTTPS decryption feature of Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of Secure Sockets Layer (SSL) server certificates. An attacker could exploit this vulnerability by installing a malformed certificate in a web server and sending a request to it through the Cisco WSA. A successful exploit could allow the attacker to cause an unexpected restart of the proxy process on an affected device. | |||||
| CVE-2019-1884 | 1 Cisco | 2 Asyncos, Web Security Appliance | 2024-11-21 | 4.0 MEDIUM | 7.7 HIGH |
| A vulnerability in the web proxy functionality of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation mechanisms for certain fields in HTTP/HTTPS requests sent through an affected device. A successful attacker could exploit this vulnerability by sending a malicious HTTP/HTTPS request through an affected device. An exploit could allow the attacker to force the device to stop processing traffic, resulting in a DoS condition. | |||||
| CVE-2019-15956 | 1 Cisco | 2 Asyncos, Web Security Appliance | 2024-11-21 | 6.5 MEDIUM | 8.8 HIGH |
| A vulnerability in the web management interface of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to perform an unauthorized system reset on an affected device. The vulnerability is due to improper authorization controls for a specific URL in the web management interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could have a twofold impact: the attacker could either change the administrator password, gaining privileged access, or reset the network configuration details, causing a denial of service (DoS) condition. In both scenarios, manual intervention is required to restore normal operations. | |||||
| CVE-2018-15460 | 1 Cisco | 2 Asyncos, Email Security Appliance | 2024-11-21 | 7.8 HIGH | 8.6 HIGH |
| A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliances (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 vulnerability is due to improper filtering of email messages that contain references to whitelisted URLs. An attacker could exploit this vulnerability by sending a malicious email message that contains a large number of whitelisted URLs. A successful exploit could allow the attacker to cause a sustained DoS condition that could force the affected device to stop scanning and forwarding email messages. | |||||
| CVE-2018-0095 | 1 Cisco | 1 Asyncos | 2024-11-21 | 7.2 HIGH | 7.8 HIGH |
| A vulnerability in the administrative shell of Cisco AsyncOS on Cisco Email Security Appliance (ESA) and Content Security Management Appliance (SMA) could allow an authenticated, local attacker to escalate their privilege level and gain root access. The attacker has to have a valid user credential with at least a privilege level of a guest user. The vulnerability is due to an incorrect networking configuration at the administrative shell CLI. An attacker could exploit this vulnerability by authenticating to the targeted device and issuing a set of crafted, malicious commands at the administrative shell. An exploit could allow the attacker to gain root access on the device. Cisco Bug IDs: CSCvb34303, CSCvb35726. | |||||
| CVE-2018-0087 | 1 Cisco | 1 Asyncos | 2024-11-21 | 6.8 MEDIUM | 5.6 MEDIUM |
| A vulnerability in the FTP server of the Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to log in to the FTP server of the device without a valid password. The attacker does need to have a valid username. The vulnerability is due to incorrect FTP user credential validation. An attacker could exploit this vulnerability by using FTP to connect to the management IP address of the targeted device. A successful exploit could allow the attacker to log in to the FTP server of the Cisco WSA without having a valid password. This vulnerability affects Cisco AsyncOS for WSA Software on both virtual and hardware appliances that are running any release of Cisco AsyncOS 10.5.1 for WSA Software. The device is vulnerable only if FTP is enabled on the management interface. FTP is disabled by default. Cisco Bug IDs: CSCvf74281. | |||||
| CVE-2017-12353 | 1 Cisco | 1 Asyncos | 2024-11-21 | 5.0 MEDIUM | 5.8 MEDIUM |
| A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device. The vulnerability is due to improper error handling of a malformed MIME header in an email attachment. An attacker could exploit this vulnerability by sending an email with a crafted MIME attachment. For example, a successful exploit could allow the attacker to bypass configured user filters to drop the email. The malformed MIME headers may not be RFC compliant. However, some mail clients could still allow users to access the attachment, which may not have been properly filtered by the device. Cisco Bug IDs: CSCvf44666. | |||||
| CVE-2017-12303 | 1 Cisco | 1 Asyncos | 2024-11-21 | 5.0 MEDIUM | 5.3 MEDIUM |
| A vulnerability in the Advanced Malware Protection (AMP) file filtering feature of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to bypass a configured AMP file filtering rule. The file types affected are zipped or archived file types. The vulnerability is due to incorrect and different file hash values when AMP scans the file. An attacker could exploit this vulnerability by sending a crafted email file attachment through the targeted device. An exploit could allow the attacker to bypass a configured AMP file filter. Cisco Bug IDs: CSCvf52943. | |||||
| CVE-2017-12218 | 1 Cisco | 1 Asyncos | 2024-11-21 | 5.0 MEDIUM | 5.8 MEDIUM |
| A vulnerability in the malware detection functionality within Advanced Malware Protection (AMP) of Cisco AsyncOS Software for Cisco Email Security Appliances (ESAs) could allow an unauthenticated, remote attacker to cause an email attachment containing malware to be delivered to the end user. The vulnerability is due to the failure of AMP to scan certain EML attachments that could contain malware. An attacker could exploit this vulnerability by sending an email with a crafted EML attachment through the targeted device. A successful exploit could allow the attacker to bypass the configured ESA email message and content filtering and allow the malware to be delivered to the end user. Vulnerable Products: This vulnerability affects Cisco AsyncOS Software for Cisco ESA, both virtual and hardware appliances, that are configured with message or content filters to scan incoming email attachments on the ESA. Cisco Bug IDs: CSCuz81533. | |||||
| CVE-2017-12215 | 1 Cisco | 1 Asyncos | 2024-11-21 | 7.8 HIGH | 7.1 HIGH |
| A vulnerability in the email message filtering feature of Cisco AsyncOS Software for the Cisco Email Security Appliance could allow an unauthenticated, remote attacker to cause an affected device to run out of memory and stop scanning and forwarding email messages. When system memory is depleted, it can cause the filtering process to crash, resulting in a denial of service (DoS) condition on the device. This vulnerability affects software version 9.0 through the first fixed release of Cisco AsyncOS Software for Cisco Email Security Appliances, both virtual and hardware appliances, if the software is configured to apply a message filter or content filter to incoming email attachments. The vulnerability is not limited to any specific rules or actions for a message filter or content filter. Cisco Bug IDs: CSCvd29354. | |||||
| CVE-2016-1461 | 1 Cisco | 2 Asyncos, Email Security Appliance | 2024-11-21 | 5.0 MEDIUM | 7.5 HIGH |
| Cisco AsyncOS on Email Security Appliance (ESA) devices through 9.7.0-125 allows remote attackers to bypass malware detection via a crafted attachment in an e-mail message, aka Bug ID CSCuz14932. | |||||
| CVE-2016-1438 | 1 Cisco | 2 Asyncos, Email Security Appliance Firmware | 2024-11-21 | 5.0 MEDIUM | 7.5 HIGH |
| Cisco AsyncOS 9.7.0-125 on Email Security Appliance (ESA) devices allows remote attackers to bypass intended spam filtering via crafted executable content in a ZIP archive, aka Bug ID CSCuy39210. | |||||
| CVE-2015-0605 | 1 Cisco | 2 Asyncos, Email Security Appliance Firmware | 2024-11-21 | 4.3 MEDIUM | N/A |
| The uuencode inspection engine in Cisco AsyncOS on Cisco Email Security Appliance (ESA) devices 8.5 and earlier allows remote attackers to bypass intended content restrictions via a crafted e-mail attachment with uuencode encoding, aka Bug ID CSCzv54343. | |||||
| CVE-2015-0577 | 1 Cisco | 1 Asyncos | 2024-11-21 | 4.3 MEDIUM | N/A |
| Multiple cross-site scripting (XSS) vulnerabilities in the IronPort Spam Quarantine (ISQ) page in Cisco AsyncOS, as used on the Cisco Email Security Appliance (ESA) and Content Security Management Appliance (SMA), allow remote attackers to inject arbitrary web script or HTML via unspecified parameters, aka Bug IDs CSCus22925 and CSCup08113. | |||||
| CVE-2014-3381 | 1 Cisco | 1 Asyncos | 2024-11-21 | 5.0 MEDIUM | N/A |
| The ZIP inspection engine in Cisco AsyncOS 8.5 and earlier on the Cisco Email Security Appliance (ESA) does not properly analyze ZIP archives, which allows remote attackers to bypass malware filtering via a crafted archive, aka Bug ID CSCup07934. | |||||
| CVE-2014-2195 | 1 Cisco | 3 Asyncos, Content Security Management Appliance, Email Security Appliance Firmware | 2024-11-21 | 4.3 MEDIUM | N/A |
| Cisco AsyncOS on Email Security Appliance (ESA) and Content Security Management Appliance (SMA) devices, when Active Directory is enabled, does not properly handle group names, which allows remote attackers to gain role privileges by leveraging group-name similarity, aka Bug ID CSCum86085. | |||||