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CVE-2020-3299— Multiple Cisco Products SNORT HTTP Detection Engine File Policy Bypass Vulnerability

Quick assessment

Affected
Cisco Cisco Firepower Threat Defense 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 Firepower Threat Defense（FTD）等都是美国思科（Cisco）公司的产品。Cisco Firepower Threat Defense是一套提供下一代防火墙服务的统一软件。Cisco 3000 Series Industrial Security Appliances是3000系列工业防火墙。Cisco 4000 Series Integrated Services Routers（ISRS）是4000系列企业级多业务路由器。 多个Cisco产品存在安全漏洞，该漏洞源于

AI Predicted 9.8 Difficulty: Easy EPSS 2.31% · P83

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-3299

Vulnerability Information
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Vulnerability Title
Multiple Cisco Products SNORT HTTP Detection Engine File Policy Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured File Policy for HTTP packets and deliver a malicious payload.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
保护机制失效
Source: CVE Program / CVE List V5
Vulnerability Title
多款Cisco产品安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Firepower Threat Defense（FTD）等都是美国思科（Cisco）公司的产品。Cisco Firepower Threat Defense是一套提供下一代防火墙服务的统一软件。Cisco 3000 Series Industrial Security Appliances是3000系列工业防火墙。Cisco 4000 Series Integrated Services Routers（ISRS）是4000系列企业级多业务路由器。 多个Cisco产品存在安全漏洞，该漏洞源于
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 Firepower Threat Defense Software n/a -

II. Public POCs for CVE-2020-3299

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III. Intelligence Information for CVE-2020-3299

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Vendor Advisories for CVE-2020-3299 (1)

Mailing List Discussions for CVE-2020-3299 (1)

Same Patch Batch · Cisco · 2020-10-21 · 40 CVEs total

CVE-2020-3456 8.8 HIGH Cisco FXOS Software Firepower Chassis Manager Cross-Site Request Forgery Vulnerability
CVE-2020-3373 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IP Fragme
CVE-2020-3528 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software OSPFv2 Li
CVE-2020-3572 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software SSL/TLS S
CVE-2020-3533 8.6 HIGH Cisco Firepower Threat Defense Software SNMP Denial of Service Vulnerability
CVE-2020-3529 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software SSL VPN D
CVE-2020-3514 8.2 HIGH Cisco Firepower Threat Defense Software Multi-Instance Container Escape Vulnerability
CVE-2020-3410 8.1 HIGH Cisco Firepower Management Center Software Common Access Card Authentication Bypass Vulner
CVE-2020-3555 6.8 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software SIP Denia
CVE-2020-3580 6.1 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi
CVE-2020-3581 6.1 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi
CVE-2020-3599 6.1 MEDIUM Cisco Adaptive Security Appliance Software Web-Based Management Interface Reflected Cross-
CVE-2020-3583 6.1 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi
CVE-2020-3582 6.1 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi
CVE-2020-3565 5.8 MEDIUM Cisco Firepower Threat Defense Software TCP Intercept Bypass Vulnerability
CVE-2020-3578 5.3 MEDIUM Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software WebVPN Po
CVE-2020-3585 5.3 MEDIUM Cisco Firepower 1000 Series Bleichenbacher Attack Vulnerability
CVE-2020-3557 5.3 MEDIUM Cisco Firepower Management Center Software Denial of Service Vulnerability
CVE-2020-3558 4.7 MEDIUM Cisco Firepower Management Center Software Open Redirect Vulnerability
CVE-2020-3553 Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities

Showing top 20 of 40 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco Firepower Threat Defense Software
Same vendor: Cisco
Same weakness: CWE-693

V. Comments for CVE-2020-3299

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