CVE-2019-1616

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
A vulnerability in the Cisco Fabric Services component of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a buffer overflow, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient validation of Cisco Fabric Services packets. An attacker could exploit this vulnerability by sending a crafted Cisco Fabric Services packet to an affected device. A successful exploit could allow the attacker to cause a buffer overflow, resulting in process crashes and a DoS condition on the device. MDS 9000 Series Multilayer Switches are affected running software versions prior to 6.2(25), 8.1(1b), 8.3(1). Nexus 3000 Series Switches are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(4). Nexus 3500 Platform Switches are affected running software versions prior to 6.0(2)A8(10) and 7.0(3)I7(4). Nexus 3600 Platform Switches are affected running software versions prior to 7.0(3)F3(5) Nexus 7000 and 7700 Series Switches are affected running software versions prior to 6.2(22) and 8.2(3). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected running software versions prior to 7.0(3)I4(9) and 7.0(3)I7(4). Nexus 9500 R-Series Line Cards and Fabric Modules are affected running software versions prior to 7.0(3)F3(5). UCS 6200, 6300, and 6400 Fabric Interconnects are affected running software versions prior to 3.2(3j) and 4.0(2a).
Overview
  • CVE ID
  • CVE-2019-1616
  • Assigner
  • ykramarz@cisco.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-03-11T21:29:00
  • Last Modified Date
  • 2019-10-09T23:47:30
Weakness Enumerations
CWE URL
CWE-119 http://cwe.mitre.org/data/definitions/119.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 8.2 8.3\(1\)
cpe:2.3:h:cisco:mds_9000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\) 7.0\(3\)i7\(4\)
cpe:2.3:h:cisco:nexus_3500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)i5 7.0\(3\)i7\(4\)
cpe:2.3:h:cisco:nexus_3000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)f3 7.0\(3\)f3\(3c\)
cpe:2.3:h:cisco:nexus_3600:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.2 8.2\(3\)
cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:nexus_7700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)i5 7.0\(3\)i7\(4\)
cpe:2.3:h:cisco:nexus_9000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)f1 7.0\(3\)f3\(3c\)
cpe:2.3:h:cisco:nexus_9500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.3 8.1\(1b\)
cpe:2.3:h:cisco:mds_9000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 5.2 6.2\(25\)
cpe:2.3:h:cisco:mds_9000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)i4 7.0\(3\)i4\(9\)
cpe:2.3:h:cisco:nexus_3000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 6.2 6.2\(22\)
cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:nexus_7700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 6.2\(22\)
cpe:2.3:h:cisco:nexus_7000:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:nexus_7700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)i4\(9\)
cpe:2.3:h:cisco:nexus_9000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 6.0\(2\)a8 6.0\(2\)a8\(10\)
cpe:2.3:h:cisco:nexus_3500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 6.0\(2\)a8
cpe:2.3:h:cisco:nexus_3500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 7.0\(3\)i4
cpe:2.3:h:cisco:nexus_3000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 4.0 4.0\(2a\)
cpe:2.3:h:cisco:ucs_6200:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:ucs_6300:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:ucs_6400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:cisco:nx-os:*:*:*:*:*:*:*:* 1 OR 3.2\(3j\)
cpe:2.3:h:cisco:ucs_6200:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:ucs_6300:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:cisco:ucs_6400:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-fabric-dos Vendor Advisory
http://www.securityfocus.com/bid/107395 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-1616
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1616
History
Created Old Value New Value Data Type Notes
2022-05-10 17:03:08 Added to TrackCVE
2022-12-03 18:06:24 psirt@cisco.com ykramarz@cisco.com CVE Assigner updated
2022-12-03 18:06:24 2019-03-11T21:29Z 2019-03-11T21:29:00 CVE Published Date updated
2022-12-03 18:06:24 2019-10-09T23:47:30 CVE Modified Date updated
2022-12-03 18:06:24 Modified Vulnerability Status updated