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CVE-2017-3803

Quick assessment

Affected
n/a Cisco IOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Catalyst 2960X和3750X Switches for Cisco IOS都是美国思科（Cisco）公司的基于IOS系统的2960和3750系列交换机产品。 Cisco Catalyst 2960X和3750X Switches中的Cisco IOS Software forwarding queue存在安全漏洞。攻击者可通过发送大量的IPv6 ND数据包利用该漏洞造成内存泄露，导致拒绝服务。

AI Predicted 5.3 Difficulty: Easy EPSS 0.56% · P45

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2017-3803

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the software forwarding queue that would eventually lead to a partial denial of service (DoS) condition. More Information: CSCva72252. Known Affected Releases: 15.2(2)E3 15.2(4)E1. Known Fixed Releases: 15.2(2)E6 15.2(4)E3 15.2(5)E1 15.2(5.3.28i)E1 15.2(6.0.49i)E 3.9(1)E.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Catalyst 2960X和3750X Switches 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Catalyst 2960X和3750X Switches for Cisco IOS都是美国思科（Cisco）公司的基于IOS系统的2960和3750系列交换机产品。 Cisco Catalyst 2960X和3750X Switches中的Cisco IOS Software forwarding queue存在安全漏洞。攻击者可通过发送大量的IPv6 ND数据包利用该漏洞造成内存泄露，导致拒绝服务。
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 IOS Cisco IOS -

II. Public POCs for CVE-2017-3803

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III. Intelligence Information for CVE-2017-3803

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Vendor Advisories for CVE-2017-3803 (3)

Same Patch Batch · n/a · 2017-01-26 · 25 CVEs total

CVE-2016-9221 Cisco Mobility Express 2800和800 Access Points 安全漏洞
CVE-2017-3805 Cisco IOS Software和IOx Software 信息泄露漏洞
CVE-2017-3804 Cisco Nexus 5000、6000和7000 Series Switches 资源管理错误漏洞
CVE-2017-3802 Cisco Unified Communications Manager 跨站脚本漏洞
CVE-2017-3800 Cisco Email Security Appliance for AsyncOS 输入验证漏洞
CVE-2017-3799 Cisco WebEx Meeting Center 安全漏洞
CVE-2017-3798 Cisco Unified Communications Manager 跨站脚本漏洞
CVE-2017-3797 Cisco WebEx Meetings Server 信息泄露漏洞
CVE-2017-3796 Cisco WebEx Meetings Server 安全漏洞
CVE-2017-3795 Cisco WebEx Meetings Server 安全漏洞
CVE-2017-3794 Cisco WebEx Meetings Server 跨站请求伪造漏洞
CVE-2016-9222 Cisco NetFlow Generation Appliance 跨站脚本漏洞
CVE-2016-9052 Aerospike Database Server 缓冲区错误漏洞
CVE-2016-9220 Cisco Mobility Express 2800 Series和3800 Series Access Points 资源管理错误漏洞
CVE-2016-9218 Cisco Hybrid Meeting Server 跨站请求伪造漏洞
CVE-2016-9216 Cisco ASR 5000 Series Software 安全漏洞
CVE-2016-9932 Xen 信息泄露漏洞
CVE-2016-9317 GD Graphics Library 输入验证漏洞
CVE-2016-6912 GD Graphics Library 安全漏洞
CVE-2016-6911 GD Graphics Library 安全漏洞

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco IOS
Same vendor: n/a

V. Comments for CVE-2017-3803

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