Vulnerability Monitor

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CVE-2019-1751

A vulnerability in the Network Address Translation 64 (NAT64) functions of Cisco IOS Software could allow an unauthenticated, remote attacker to cause either an interface queue wedge or a device reload. The vulnerability is due to the incorrect handling of certain IPv4 packet streams that are sent through the device. An attacker could exploit this vulnerability by sending specific IPv4 packet streams through the device. An exploit could allow the attacker to either cause an interface queue wedge or a device reload, resulting in a denial of service (DoS) condition.

Published

2019-03-28T00:29:00.780

Last Modified

2024-11-21T04:37:16.983

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.6 (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-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios 15.4\(1\)cg1 Yes
Operating System cisco ios 15.4\(1\)t Yes
Operating System cisco ios 15.4\(1\)t1 Yes
Operating System cisco ios 15.4\(1\)t2 Yes
Operating System cisco ios 15.4\(1\)t3 Yes
Operating System cisco ios 15.4\(1\)t4 Yes
Operating System cisco ios 15.4\(2\)t Yes
Operating System cisco ios 15.4\(2\)t1 Yes
Operating System cisco ios 15.4\(2\)t2 Yes
Operating System cisco ios 15.4\(2\)t3 Yes
Operating System cisco ios 15.4\(2\)t4 Yes
Operating System cisco ios 15.4\(3\)m Yes
Operating System cisco ios 15.4\(3\)m1 Yes
Operating System cisco ios 15.4\(3\)m2 Yes
Operating System cisco ios 15.4\(3\)m3 Yes
Operating System cisco ios 15.4\(3\)m4 Yes
Operating System cisco ios 15.4\(3\)m5 Yes
Operating System cisco ios 15.4\(3\)m6 Yes
Operating System cisco ios 15.4\(3\)m6a Yes
Operating System cisco ios 15.4\(3\)m7 Yes
Operating System cisco ios 15.4\(3\)m7a Yes
Operating System cisco ios 15.4\(3\)m8 Yes
Operating System cisco ios 15.4\(3\)m9 Yes
Operating System cisco ios 15.4\(3\)m10 Yes
Operating System cisco ios 15.5\(1\)t Yes
Operating System cisco ios 15.5\(1\)t1 Yes
Operating System cisco ios 15.5\(1\)t2 Yes
Operating System cisco ios 15.5\(1\)t3 Yes
Operating System cisco ios 15.5\(1\)t4 Yes
Operating System cisco ios 15.5\(2\)t Yes
Operating System cisco ios 15.5\(2\)t1 Yes
Operating System cisco ios 15.5\(2\)t2 Yes
Operating System cisco ios 15.5\(2\)t3 Yes
Operating System cisco ios 15.5\(2\)t4 Yes
Operating System cisco ios 15.5\(2\)xb Yes
Operating System cisco ios 15.5\(3\)m Yes
Operating System cisco ios 15.5\(3\)m0a Yes
Operating System cisco ios 15.5\(3\)m1 Yes
Operating System cisco ios 15.5\(3\)m2 Yes
Operating System cisco ios 15.5\(3\)m2a Yes
Operating System cisco ios 15.5\(3\)m3 Yes
Operating System cisco ios 15.5\(3\)m4 Yes
Operating System cisco ios 15.5\(3\)m4a Yes
Operating System cisco ios 15.5\(3\)m4b Yes
Operating System cisco ios 15.5\(3\)m4c Yes
Operating System cisco ios 15.5\(3\)m5 Yes
Operating System cisco ios 15.5\(3\)m5a Yes
Operating System cisco ios 15.5\(3\)m6 Yes
Operating System cisco ios 15.5\(3\)m6a Yes
Operating System cisco ios 15.5\(3\)m7 Yes
Operating System cisco ios 15.5\(3\)m8 Yes
Operating System cisco ios 15.6\(1\)t Yes
Operating System cisco ios 15.6\(1\)t0a Yes
Operating System cisco ios 15.6\(1\)t1 Yes
Operating System cisco ios 15.6\(1\)t2 Yes
Operating System cisco ios 15.6\(1\)t3 Yes
Operating System cisco ios 15.6\(2\)t Yes
Operating System cisco ios 15.6\(2\)t0a Yes
Operating System cisco ios 15.6\(2\)t1 Yes
Operating System cisco ios 15.6\(2\)t2 Yes
Operating System cisco ios 15.6\(2\)t3 Yes
Operating System cisco ios 15.6\(3\)m Yes
Operating System cisco ios 15.6\(3\)m0a Yes
Operating System cisco ios 15.6\(3\)m1 Yes
Operating System cisco ios 15.6\(3\)m1a Yes
Operating System cisco ios 15.6\(3\)m1b Yes
Operating System cisco ios 15.6\(3\)m2 Yes
Operating System cisco ios 15.6\(3\)m2a Yes
Operating System cisco ios 15.6\(3\)m3 Yes
Operating System cisco ios 15.6\(3\)m3a Yes
Operating System cisco ios 15.6\(3\)m4 Yes
Operating System cisco ios 15.6\(3\)m5 Yes
Operating System cisco ios 15.7\(3\)m Yes
Operating System cisco ios 15.7\(3\)m0a Yes
Operating System cisco ios 15.7\(3\)m1 Yes
Operating System cisco ios 15.7\(3\)m2 Yes
Operating System cisco ios 15.7\(3\)m3 Yes
Operating System cisco ios 15.8\(3\)m Yes
Operating System cisco ios 15.8\(3\)m0a Yes
Operating System cisco ios 15.8\(3\)m0b Yes
References