CVE-2020-3568 (CNNVD-202010-231)
中文标题:
Cisco Email Security Appliance 输入验证错误漏洞
英文标题:
Cisco Email Security Appliance URL Filtering Bypass Vulnerability
漏洞描述
中文描述:
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 Email Security Appliance 中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。
英文描述:
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 attacker could exploit this vulnerability by crafting a URL in a particular way. A successful exploit could allow the attacker to bypass the URL reputation filters that are configured for the affected device, which could allow malicious URLs to pass through the device.
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| Cisco | Cisco Email Security Appliance (ESA) | n/a | - | - |
cpe:2.3:a:cisco:cisco_email_security_appliance_(esa):n_a:*:*:*:*:*:*:*
|
| cisco | asyncos | * | - | - |
cpe:2.3:o:cisco:asyncos:*:*:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
参考链接
cve.org
CVSS评分详情
3.1 (cna)
MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2020-3568 |
2025-11-11 15:20:37 | 2025-11-11 07:36:20 |
| NVD | nvd_CVE-2020-3568 |
2025-11-11 14:57:04 | 2025-11-11 07:44:44 |
| CNNVD | cnnvd_CNNVD-202010-231 |
2025-11-11 15:10:30 | 2025-11-11 07:56:28 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 输入验证错误
- cnnvd_id: 未提取 -> CNNVD-202010-231
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 1 -> 2
- data_sources: ['cve'] -> ['cve', 'nvd']