Hanwha Techwin SRN-4000 Improper Access Control (CVE-2017-7912)

critical Tenable OT Security Plugin ID 502282

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A security research organization has discovered and disclosed a critical vulnerability in the firmware of certain Hanwha network video recording (NVR) devices. A specially crafted http request and response could allow an attacker to gain access to the device management page with admin privileges without proper authentication. Firmware to address the exploit has been developed and released.

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Solution

The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.

Hanwha Techwin recommends that users update to firmware Version SRN4000_v2.16_170401.zip or newer.

The latest firmware version can be obtained from the following location:

https://www.hanwha-security.com/

(Products > Video Recorders > SRN-4000 > Download > Firmware)

Plugin Details

Severity: Critical

ID: 502282

Version: 1.3

Type: remote

Family: Tenable.ot

Published: 6/26/2024

Updated: 6/27/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2017-7912

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:hanwhavision:srn-873s_firmware, cpe:/o:hanwhavision:srn-1673s_firmware, cpe:/o:hanwhavision:srn-473s_firmware, cpe:/o:hanwhavision:srn-4000_firmware

Required KB Items: Tenable.ot/HanwhaVision

Exploit Ease: No known exploits are available

Patch Publication Date: 4/8/2019

Vulnerability Publication Date: 4/8/2019

Reference Information

CVE: CVE-2017-7912

Detections

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