Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2019-12655

A vulnerability in the FTP application layer gateway (ALG) functionality used by Network Address Translation (NAT), NAT IPv6 to IPv4 (NAT64), and the Zone-Based Policy Firewall (ZBFW) in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a buffer overflow that occurs when an affected device inspects certain FTP traffic. An attacker could exploit this vulnerability by performing a specific FTP transfer through the device. A successful exploit could allow the attacker to cause the device to reload.

Published

2019-09-25T21:15:10.780

Last Modified

2024-11-21T04:23:16.480

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    CWE-120
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios < 16.3.8 Yes
Operating System cisco ios < 16.11.1 Yes
Operating System cisco ios 16.6.4 Yes
Operating System cisco ios 16.6.5 Yes
Operating System cisco ios 16.9.1 Yes
Operating System cisco ios 16.9.2 Yes
References