Cisco NX-OS Malformed ARP Header Denial of Service (CVE-2015-6277)

high Tenable OT Security Plugin ID 501244

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The ARP implementation in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 5.2(1)SV3(1.4), Nexus 3000 devices 7.3(0)ZD(0.47), Nexus 4000 devices 4.1(2)E1, Nexus 9000 devices 7.3(0)ZD(0.61), and MDS 9000 devices 7.0(0)HSK(0.353) and SAN-OS NX-OS on MDS 9000 devices 7.0(0)HSK(0.353) allows remote attackers to cause a denial of service (ARP process restart) via crafted packet-header fields, aka Bug ID CSCut25292.

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: High

ID: 501244

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: Low

Score: 3.6

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-2015-6277

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:cisco:nx-os:4.1%282%29e1, cpe:/o:cisco:nx-os:7.0%280%29hsk%280.353%29, cpe:/o:cisco:nx-os:7.3%280%29zd%280.47%29, cpe:/o:cisco:nx-os:7.3%280%29zd%280.61%29

Required KB Items: Tenable.ot/Cisco

Exploit Ease: No known exploits are available

Patch Publication Date: 9/2/2015

Vulnerability Publication Date: 9/2/2015

Reference Information

CVE: CVE-2015-6277

CWE: 399

Detections

Analytics