Vulnerability Monitor

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CVE-2020-3315

Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass the configured file policies on an affected system. The vulnerability is due to errors in how the Snort detection engine handles specific HTTP responses. An attacker could exploit this vulnerability by sending crafted HTTP packets that would flow through an affected system. A successful exploit could allow the attacker to bypass the configured file policies and deliver a malicious payload to the protected network.

Published

2020-05-06T17:15:13.823

Last Modified

2024-11-26T16:09:02.407

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-693
  • Type: Primary
    CWE-668
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cisco firepower_threat_defense < 6.6.0 Yes
Application cisco secure_firewall_management_center 2.9.14.4 Yes
Application cisco secure_firewall_management_center 2.9.15 Yes
Application cisco secure_firewall_management_center 2.9.16 Yes
Application cisco ios 15.2\(7\)e Yes
Operating System cisco ios 16.11.2 Yes
Operating System cisco ios 17.3.1 Yes
Hardware cisco 1100-4g_integrated_services_router - No
Hardware cisco 1100-6g_integrated_services_router - No
Hardware cisco 1100-lte_integrated_services_router - No
Hardware cisco 1101_integrated_services_router - No
Hardware cisco 1109_integrated_services_router - No
Hardware cisco 1111x_integrated_services_router - No
Hardware cisco 111x_integrated_services_router - No
Hardware cisco 1120_integrated_services_router - No
Hardware cisco 1160_integrated_services_router - No
Hardware cisco 4221_integrated_services_router - No
Hardware cisco 4331_integrated_services_router - No
Hardware cisco 4431_integrated_services_router - No
Hardware cisco 4461_integrated_services_router - No
Hardware cisco csr1000v - No
Hardware cisco isa-3000-2c2f-k9 - No
Hardware cisco isa-3000-4c-k9 - No
References