Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2020-3315

Disclosure Date: May 06, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
5.3 Medium
Impact Score:
1.4
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • cisco

Products

  • firepower management center 2.9.14.4,
  • firepower management center 2.9.15,
  • firepower management center 2.9.16,
  • firepower threat defense,
  • ios 15.2(7)e,
  • ios 16.11.2,
  • ios 17.3.1
Technical Analysis