CVE-2019-1831— Cisco Email Security Appliance Content Filter Bypass Vulnerability
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I. Basic Information for CVE-2019-1831
Vulnerability Information
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Vulnerability Title
Cisco Email Security Appliance Content Filter Bypass Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Email Security Appliance 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Email Security Appliance（ESA）是美国思科（Cisco）公司的一个电子邮件安全设备。AsyncOS Software是运行在其中的一套操作系统。 Cisco ESA中的AsyncOS Software的邮件消息扫描存在输入验证错误漏洞，该漏洞源于网络系统或产品未对输入的数据进行正确的验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cisco | Cisco Email Security Appliance (ESA) | 11.1.2-023 | - |
II. Public POCs for CVE-2019-1831
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-esa-filter-bypassvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2019-1831
Same Patch Batch · Cisco · 2019-04-18 · 23 CVEs total
| CVE-2019-1800 | Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili | |
| CVE-2019-1719 | Cisco Identity Services Engine Cross-Site Scripting Vulnerability | |
| CVE-2019-1722 | Cisco Expressway Series and Cisco TelePresence Video Communication Server Cross-Site Reque | |
| CVE-2019-1721 | Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Servic | |
| CVE-2019-1720 | Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Servic | |
| CVE-2019-1777 | Cisco Registered Envelope Service Stored Cross-Site Scripting Vulnerability | |
| CVE-2019-1725 | Cisco UCS B-Series Blade Servers Local Management CLI Arbitrary File Creation or CLI Param | |
| CVE-2019-1792 | Cisco Umbrella Cross-Site Scripting Vulnerability | |
| CVE-2019-1794 | Cisco Directory Connector Search Order Hijacking Vulnerability | |
| CVE-2019-1799 | Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili | |
| CVE-2019-1796 | Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili | |
| CVE-2019-1841 | Cisco DNA Center Unintended Proxy Via SWIM Import Interface Vulnerability | |
| CVE-2019-1797 | Cisco Wireless LAN Controller Software Cross-Site Request Forgery Vulnerability | |
| CVE-2019-1805 | Cisco Wireless LAN Controller Secure Shell Unauthorized Access Vulnerability | |
| CVE-2019-1802 | Cisco Firepower Management Center Persistent Cross-Site Scripting Vulnerability | |
| CVE-2019-1830 | Cisco Wireless LAN Controller Locally Significant Certificate Denial of Service Vulnerabil | |
| CVE-2019-1829 | Cisco Aironet Series Access Points Command Injection Vulnerability | |
| CVE-2019-1826 | Cisco Aironet Series Access Points Quality of Service Denial of Service Vulnerability | |
| CVE-2019-1835 | Cisco Aironet Series Access Points Directory Traversal Vulnerability | |
| CVE-2019-1834 | Cisco Aironet Series Access Points Denial of Service Vulnerability |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Cisco Email Security Appliance (ESA)
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Cisco Email Security Appliance and Cisco Secure Email and We - CVE-2022-20653
Cisco Email Security Appliance DNS Verification Denial of Se - CVE-2021-34741
Cisco Email Security Appliance Denial of Service Vulnerabili
Same vendor: Cisco
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Same weakness: CWE-20
V. Comments for CVE-2019-1831
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