CVE-2019-1832 - Protection Mechanism Failure

Severity

50%

Complexity

99%

Confidentiality

48%

A vulnerability in the detection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured access control policies. The vulnerability is due to improper validation of ICMP packets. An attacker could exploit this vulnerability by sending crafted ICMP packets to the affected device. A successful exploit could allow the attacker to bypass configured access control policies.

A vulnerability in the detection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured access control policies. The vulnerability is due to improper validation of ICMP packets. An attacker could exploit this vulnerability by sending crafted ICMP packets to the affected device. A successful exploit could allow the attacker to bypass configured access control policies.

CVSS 3.0 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N).

Overview

Type

Cisco Firepower Management Center (FMC)

First reported 5 years ago

2019-05-16 02:29:00

Last updated 5 years ago

2019-10-09 23:48:00

Affected Software

Cisco Firepower Management Center (FMC) 6.2.0

6.2.0

Cisco Firepower Management Center (FMC) 6.2.0.5

6.2.0.5

Cisco Firepower Management Center (FMC) 6.2.3

6.2.3

Cisco Firepower Management Center (FMC) 6.2.3.1

6.2.3.1

Cisco Firepower Management Center (FMC) 6.2.3.2

6.2.3.2

Cisco Firepower Management Center (FMC) 6.4.0

6.4.0

References

108340

Third Party Advisory, VDB Entry

20190515 Cisco Firepower Threat Defense Software Detection Engine Policy Bypass Vulnerability

Vendor Advisory

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