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CVE-2019-1760— Cisco IOS XE Software Performance Routing Version 3 Denial of Service Vulnerability

Quick assessment

Affected
Cisco Cisco IOS XE Software
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 IOS XE是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XE中的PfRv3功能存在输入验证漏洞。远程攻击者可通过发送特制的智能探测数据包利用该漏洞造成设备重新加载，导致拒绝服务。

AI Predicted 7.5 Difficulty: Moderate EPSS 2.14% · P82

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2019-1760

Vulnerability Information
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Vulnerability Title
Cisco IOS XE Software Performance Routing Version 3 Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in Performance Routing Version 3 (PfRv3) of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the affected device to reload. The vulnerability is due to the processing of malformed smart probe packets. An attacker could exploit this vulnerability by sending specially crafted smart probe packets at the affected device. A successful exploit could allow the attacker to reload the device, resulting in a denial of service (DoS) attack on an affected system.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IOS XE 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XE是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XE中的PfRv3功能存在输入验证漏洞。远程攻击者可通过发送特制的智能探测数据包利用该漏洞造成设备重新加载，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 Cisco IOS XE Software 3.16.4S -

II. Public POCs for CVE-2019-1760

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III. Intelligence Information for CVE-2019-1760

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Vendor Advisories for CVE-2019-1760 (2)

Same Patch Batch · Cisco · 2019-03-28 · 12 CVEs total

CVE-2019-1751 Cisco IOS Software NAT64 Denial of Service Vulnerability
CVE-2019-1752 Cisco IOS and IOS XE Software ISDN Interface Denial of Service Vulnerability
CVE-2019-1753 Cisco IOS XE Software Privilege Escalation Vulnerability
CVE-2019-1756 Cisco IOS XE Software Command Injection Vulnerability
CVE-2019-1755 Cisco IOS XE Software Command Injection Vulnerability
CVE-2019-1754 Cisco IOS XE Software Privilege Escalation Vulnerability
CVE-2019-1758 Cisco IOS Software Catalyst 6500 Series 802.1x Authentication Bypass Vulnerability
CVE-2019-1757 Cisco IOS and IOS XE Software Smart Call Home Certificate Validation Vulnerability
CVE-2019-1761 Cisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak Vulnerability
CVE-2019-1759 Cisco IOS XE Software Gigabit Ethernet Management Interface Access Control List Bypass Vul
CVE-2019-1762 Cisco IOS and IOS XE Software Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Cisco IOS XE Software
Same vendor: Cisco
Same weakness: CWE-20

V. Comments for CVE-2019-1760

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