CNVD-2015-04990
Vulnerability from cnvd - Published: 2015-07-28
VLAI Severity ?
Title
Cisco Adaptive Security Appliance安全绕过漏洞
Description
Cisco Adaptive Security Appliances(ASA,自适应安全设备)Software是美国思科(Cisco)公司的一套防火墙设备。该设备还包括IPS(入侵防御系统)、SSL VPN、IPSec VPN、反垃圾邮件等功能。
Cisco ASA Software 9.1(5.21)版本中的Transport Layer Security(TLS)代码存在安全漏洞。由于Cavium Networks加密模块的固件中存在错误,导致程序未能验证TLS数据包中的MAC字段。攻击者可通过修改数据包利用该漏洞实施中间人攻击,伪造TLS内容。
Severity
中
Patch Name
Cisco Adaptive Security Appliance安全绕过漏洞的补丁
Patch Description
Cisco Adaptive Security Appliances(ASA,自适应安全设备)Software是美国思科(Cisco)公司的一套防火墙设备。该设备还包括IPS(入侵防御系统)、SSL VPN、IPSec VPN、反垃圾邮件等功能。
Cisco ASA Software 9.1(5.21)版本中的Transport Layer Security(TLS)代码存在安全漏洞。由于Cavium Networks加密模块的固件中存在错误,导致程序未能验证TLS数据包中的MAC字段。攻击者可通过修改数据包利用该漏洞实施中间人攻击,伪造TLS内容。目前,厂商已经发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description
用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞: http://tools.cisco.com/security/center/viewAlert.x?alertId=39919
Reference
http://tools.cisco.com/security/center/viewAlert.x?alertId=39919
Impacted products
| Name | Cisco Adaptive Security Appliance Software 9.1 .5.21 |
|---|
{
"bids": {
"bid": {
"bidNumber": "75918"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2015-4458"
}
},
"description": "Cisco Adaptive Security Appliances\uff08ASA\uff0c\u81ea\u9002\u5e94\u5b89\u5168\u8bbe\u5907\uff09Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u9632\u706b\u5899\u8bbe\u5907\u3002\u8be5\u8bbe\u5907\u8fd8\u5305\u62ecIPS\uff08\u5165\u4fb5\u9632\u5fa1\u7cfb\u7edf\uff09\u3001SSL VPN\u3001IPSec VPN\u3001\u53cd\u5783\u573e\u90ae\u4ef6\u7b49\u529f\u80fd\u3002\r\n\r\nCisco ASA Software 9.1(5.21)\u7248\u672c\u4e2d\u7684Transport Layer Security(TLS)\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7531\u4e8eCavium Networks\u52a0\u5bc6\u6a21\u5757\u7684\u56fa\u4ef6\u4e2d\u5b58\u5728\u9519\u8bef\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1TLS\u6570\u636e\u5305\u4e2d\u7684MAC\u5b57\u6bb5\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4fee\u6539\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u4f2a\u9020TLS\u5185\u5bb9\u3002",
"discovererName": "Cisco",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttp://tools.cisco.com/security/center/viewAlert.x?alertId=39919",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-04990",
"openTime": "2015-07-28",
"patchDescription": "Cisco Adaptive Security Appliances\uff08ASA\uff0c\u81ea\u9002\u5e94\u5b89\u5168\u8bbe\u5907\uff09Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u9632\u706b\u5899\u8bbe\u5907\u3002\u8be5\u8bbe\u5907\u8fd8\u5305\u62ecIPS\uff08\u5165\u4fb5\u9632\u5fa1\u7cfb\u7edf\uff09\u3001SSL VPN\u3001IPSec VPN\u3001\u53cd\u5783\u573e\u90ae\u4ef6\u7b49\u529f\u80fd\u3002\r\n\r\nCisco ASA Software 9.1(5.21)\u7248\u672c\u4e2d\u7684Transport Layer Security(TLS)\u4ee3\u7801\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u7531\u4e8eCavium Networks\u52a0\u5bc6\u6a21\u5757\u7684\u56fa\u4ef6\u4e2d\u5b58\u5728\u9519\u8bef\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1TLS\u6570\u636e\u5305\u4e2d\u7684MAC\u5b57\u6bb5\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4fee\u6539\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u4f2a\u9020TLS\u5185\u5bb9\u3002\u76ee\u524d\uff0c\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "Cisco Adaptive Security Appliance\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Cisco Adaptive Security Appliance Software 9.1 .5.21"
},
"referenceLink": "http://tools.cisco.com/security/center/viewAlert.x?alertId=39919",
"serverity": "\u4e2d",
"submitTime": "2015-07-23",
"title": "Cisco Adaptive Security Appliance\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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