CVE-2021-1501 (CNNVD-202104-2077)
中文标题:
Cisco Firepower Threat Defense 代码问题漏洞
英文标题:
Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability
漏洞描述
中文描述:
Cisco Firepower Threat Defense(FTD)是美国思科(Cisco)公司的一套提供下一代防火墙服务的统一软件。 Cisco Firepower Threat Defense 存在代码问题漏洞,攻击者可利用该漏洞导致受影响的设备崩溃和重新加载,从而导致DoS状态。
英文描述:
A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected 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 Adaptive Security Appliance (ASA) Software | n/a | - | - |
cpe:2.3:a:cisco:cisco_adaptive_security_appliance_(asa)_software:n_a:*:*:*:*:*:*:*
|
| cisco | firepower_threat_defense | * | - | - |
cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*
|
| cisco | adaptive_security_appliance_software | * | - | - |
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*
|
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)
HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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-2021-1501 |
2025-11-11 15:20:45 | 2025-11-11 07:36:33 |
| NVD | nvd_CVE-2021-1501 |
2025-11-11 14:57:36 | 2025-11-11 07:44:55 |
| CNNVD | cnnvd_CNNVD-202104-2077 |
2025-11-11 15:10:37 | 2025-11-11 07:56:42 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 代码问题
- cnnvd_id: 未提取 -> CNNVD-202104-2077
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 1 -> 3
- data_sources: ['cve'] -> ['cve', 'nvd']