Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2019-1963


A vulnerability in the Simple Network Management Protocol (SNMP) input packet processor of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, remote attacker to cause the SNMP application on an affected device to restart unexpectedly. The vulnerability is due to improper validation of Abstract Syntax Notation One (ASN.1)-encoded variables in SNMP packets. An attacker could exploit this vulnerability by sending a crafted SNMP packet to the SNMP daemon on the affected device. A successful exploit could allow the attacker to cause the SNMP application to restart multiple times, leading to a system-level restart and a denial of service (DoS) condition.


Published

2019-08-28T19:15:10.913

Last Modified

2024-11-21T04:37:46.770

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.7 (HIGH)

CVSSv2 Vector

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

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

8.0

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 nx-os < 6.2\(29\) Yes
Operating System cisco nx-os < 8.4 Yes
Hardware cisco mds_9132t - No
Hardware cisco mds_9148s - No
Hardware cisco mds_9148t - No
Hardware cisco mds_9216 - No
Hardware cisco mds_9216a - No
Hardware cisco mds_9216i - No
Hardware cisco mds_9222i - No
Hardware cisco mds_9250i - No
Hardware cisco mds_9396s - No
Hardware cisco mds_9396t - No
Hardware cisco mds_9506 - No
Hardware cisco mds_9509 - No
Hardware cisco mds_9513 - No
Hardware cisco mds_9706 - No
Hardware cisco mds_9710 - No
Hardware cisco mds_9718 - No
Operating System cisco nx-os < 13.2\(7k\) Yes
Operating System cisco nx-os < 14.0\(2c\) Yes
Operating System cisco nx-os < 14.1\(1i\) Yes
Hardware cisco nexus_92160yc-x - No
Hardware cisco nexus_92300yc - No
Hardware cisco nexus_93108tc-ex - No
Hardware cisco nexus_93108tc-fx - No
Hardware cisco nexus_93120tx - No
Hardware cisco nexus_9316d-gx - No
Hardware cisco nexus_93180lc-ex - No
Hardware cisco nexus_93180yc-ex - No
Hardware cisco nexus_93180yc-fx - No
Hardware cisco nexus_93216tc-fx2 - No
Hardware cisco nexus_93240yc-fx2 - No
Hardware cisco nexus_9332c - No
Hardware cisco nexus_93360yc-fx2 - No
Hardware cisco nexus_9336c-fx2 - No
Hardware cisco nexus_9348gc-fxp - No
Hardware cisco nexus_93600cd-gx - No
Hardware cisco nexus_9364c - No
Hardware cisco nexus_9500_supervisor_a - No
Hardware cisco nexus_9500_supervisor_a\+ - No
Hardware cisco nexus_9500_supervisor_b - No
Hardware cisco nexus_9500_supervisor_b\+ - No
Hardware cisco nexus_9504 - No
Hardware cisco nexus_9508 - No
Hardware cisco nexus_9516 - No
Operating System cisco nx-os < 9.2\(3\) Yes
Hardware cisco n9k-c9504-fm-r - No
Hardware cisco n9k-c9508-fm-r - No
Hardware cisco n9k-x96136yc-r - No
Hardware cisco n9k-x9636c-r - No
Hardware cisco n9k-x9636c-rx - No
Hardware cisco n9k-x9636q-r - No
Hardware cisco nexus_36180yc-r - No
Hardware cisco nexus_3636c-r - No
Hardware cisco x96136yc-r - No
Hardware cisco x9636c-r - No
Hardware cisco x9636c-rx - No
Hardware cisco x9636q-r - No
Operating System cisco nx-os < 7.1\(5\)n1\(1b\) Yes
Operating System cisco nx-os < 7.3\(5\)n1\(1\) Yes
Hardware cisco nexus_5010 - No
Hardware cisco nexus_5020 - No
Hardware cisco nexus_5548p - No
Hardware cisco nexus_5548up - No
Hardware cisco nexus_5596t - No
Hardware cisco nexus_5596up - No
Hardware cisco nexus_56128p - No
Hardware cisco nexus_5624q - No
Hardware cisco nexus_5648q - No
Hardware cisco nexus_5672up - No
Hardware cisco nexus_5672up-16g - No
Hardware cisco nexus_5696q - No
Hardware cisco nexus_6001 - No
Hardware cisco nexus_6004 - No
Operating System cisco nx-os < 6.2\(22\) Yes
Operating System cisco nx-os < 7.2\(0\)d1\(1\) Yes
Operating System cisco nx-os < 8.2\(3\) Yes
Operating System cisco nx-os < 8.3\(2\) Yes
Hardware cisco 7000_10-slot - No
Hardware cisco 7000_18-slot - No
Hardware cisco 7000_4-slot - No
Hardware cisco 7000_9-slot - No
Hardware cisco 7700_10-slot - No
Hardware cisco 7700_18-slot - No
Hardware cisco 7700_2-slot - No
Hardware cisco 7700_6-slot - No
Hardware cisco n77-f312ck-26 - No
Hardware cisco n77-f324fq-25 - No
Hardware cisco n77-f348xp-23 - No
Hardware cisco n77-f430cq-36 - No
Hardware cisco n77-m312cq-26l - No
Hardware cisco n77-m324fq-25l - No
Hardware cisco n77-m348xp-23l - No
Hardware cisco n7k-f248xp-25e - No
Hardware cisco n7k-f306ck-25 - No
Hardware cisco n7k-f312fq-25 - No
Hardware cisco n7k-m202cf-22l - No
Hardware cisco n7k-m206fq-23l - No
Hardware cisco n7k-m224xp-23l - No
Hardware cisco n7k-m324fq-25l - No
Hardware cisco n7k-m348xp-25l - No
Hardware cisco nexus_7000_supervisor_1 - No
Hardware cisco nexus_7000_supervisor_2 - No
Hardware cisco nexus_7000_supervisor_2e - No
Hardware cisco nexus_7700_supervisor_2e - No
Hardware cisco nexus_7700_supervisor_3e - No
Operating System cisco fx-os < 2.2.2.91 Yes
Operating System cisco fx-os < 2.3.1.130 Yes
Operating System cisco fx-os < 2.4.1.222 Yes
Hardware cisco firepower_4110 - No
Hardware cisco firepower_4120 - No
Hardware cisco firepower_4140 - No
Hardware cisco firepower_4150 - No
Hardware cisco firepower_9300_with_1_sm-24_module - No
Hardware cisco firepower_9300_with_1_sm-36_module - No
Hardware cisco firepower_9300_with_1_sm-44_module - No
Hardware cisco firepower_9300_with_3_sm-44_module - No
Operating System cisco nx-os < 13.2\(7k\) Yes
Operating System cisco nx-os < 14.0\(2c\) Yes
Operating System cisco nx-os ≤ 14.1\(1i\) Yes
Hardware cisco 9432pq - No
Hardware cisco 9536pq - No
Hardware cisco 9636pq - No
Hardware cisco 9736pq - No
Hardware cisco n9k-x9432c-s - No
Hardware cisco n9k-x9464px - No
Hardware cisco n9k-x9464tx2 - No
Hardware cisco n9k-x9564px - No
Hardware cisco n9k-x9564tx - No
Hardware cisco n9k-x9636c-r - No
Hardware cisco n9k-x9636c-rx - No
Hardware cisco n9k-x97160yc-ex - No
Hardware cisco n9k-x9732c-ex - No
Hardware cisco n9k-x9732c-fx - No
Hardware cisco n9k-x9736c-ex - No
Hardware cisco n9k-x9736c-fx - No
Hardware cisco n9k-x9788tc-fx - No
Hardware cisco nexus_92160yc-x - No
Hardware cisco nexus_92300yc - No
Hardware cisco nexus_93108tc-ex - No
Hardware cisco nexus_93108tc-fx - No
Hardware cisco nexus_93120tx - No
Hardware cisco nexus_9316d-gx - No
Hardware cisco nexus_93180lc-ex - No
Hardware cisco nexus_93180yc-ex - No
Hardware cisco nexus_93180yc-fx - No
Hardware cisco nexus_93216tc-fx2 - No
Hardware cisco nexus_93240yc-fx2 - No
Hardware cisco nexus_9332c - No
Hardware cisco nexus_93360yc-fx2 - No
Hardware cisco nexus_9336c-fx2 - No
Hardware cisco nexus_9348gc-fxp - No
Hardware cisco nexus_93600cd-gx - No
Hardware cisco nexus_9364c - No
Hardware cisco nexus_9500_supervisor_a - No
Hardware cisco nexus_9500_supervisor_a\+ - No
Hardware cisco nexus_9500_supervisor_b - No
Hardware cisco nexus_9500_supervisor_b\+ - No
Hardware cisco nexus_9504 - No
Hardware cisco nexus_9508 - No
Hardware cisco nexus_9516 - No
Hardware cisco x9636q-r - No
Operating System cisco nx-os < 5.2\(1\)sv3\(4.1a\) Yes
Hardware cisco nexus_1000v_switch - No
Operating System cisco nx-os < 5.2 Yes
Hardware cisco nexus_1000v_switch - No
Operating System cisco nx-os < 5.2\(1\)sv5\(1.2\) Yes
Hardware cisco nexus_1000_virtual_edge - No
Operating System cisco nx-os < 7.0\(3\)i4\(9\) Yes
Operating System cisco nx-os < 7.0\(3\)i7\(6\) Yes
Operating System cisco nx-os < 9.2\(3\) Yes
Hardware cisco n9k-c92160yc-x - No
Hardware cisco n9k-c9236c - No
Hardware cisco n9k-c9272q - No
Hardware cisco n9k-c93180lc-ex - No
Hardware cisco n9k-c93180yc-ex - No
Hardware cisco n9k-c93180yc-fx - No
Hardware cisco n9k-x9732c-ex - No
Hardware cisco n9k-x9736c-fx - No
Hardware cisco nexus_3048 - No
Operating System cisco nx-os < 7.0\(3\)i7\(6\) Yes
Operating System cisco nx-os < 9.2\(3\) Yes
Hardware cisco nexus_3524-x\/xl - No
Hardware cisco nexus_3548-x\/xl - No

References