Cisco Nexus Operating System Address Resolution Protocol Denial of Service (CVE-2015-4323)

critical Tenable OT Security Plugin ID 501410

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Buffer overflow in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 7.3(0)ZN(0.9); Nexus 3000 devices 6.0(2)U5(1.41), 7.0(3)I2(0.373), and 7.3(0)ZN(0.83); Nexus 4000 devices 4.1(2)E1(1b);
Nexus 7000 devices 6.2(14)S1; Nexus 9000 devices 7.3(0)ZN(0.9); and MDS 9000 devices 6.2 (13) and 7.1(0)ZN(91.99) and MDS SAN-OS 7.1(0)ZN(91.99) allows remote attackers to cause a denial of service (device outage) via a crafted ARP packet, related to incorrect MTU validation, aka Bug IDs CSCuv71933, CSCuv61341, CSCuv61321, CSCuu78074, CSCut37060, CSCuv61266, CSCuv61351, CSCuv61358, and CSCuv61366.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

Plugin Details

Severity: Critical

ID: 501410

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 7/25/2023

Updated: 12/25/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2015-4323

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:mds_9000_nx-os:6.2%2813%29, cpe:/o:cisco:mds_9000_nx-os:7.1%280%29zn%2891.99%29, cpe:/o:cisco:nx-os:4.1%282%29e1%281b%29, cpe:/o:cisco:nx-os:6.0%282%29u5%281.41%29, cpe:/o:cisco:nx-os:6.2%2814%29s1, cpe:/o:cisco:nx-os:7.0%283%29i2%280.373%29, cpe:/o:cisco:nx-os:7.3%280%29zn%280.83%29, cpe:/o:cisco:nx-os:7.3%280%29zn%280.9%29

Required KB Items: Tenable.ot/Cisco

Exploit Ease: No known exploits are available

Patch Publication Date: 8/19/2015

Vulnerability Publication Date: 8/19/2015

Reference Information

CVE: CVE-2015-4323

CWE: 119

Detections

Analytics