Detections
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Sony IPELA Network Camera Remote Stack Buffer Overflow (CVE-2020-36885)

critical Tenable OT Security Plugin ID 504872

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Sony IPELA Network Camera 1.82.01 contains a stack buffer overflow vulnerability in the ftpclient.cgi endpoint that allows remote attackers to execute arbitrary code. Attackers can exploit the vulnerability by sending a crafted POST request with oversized data to the FTP client functionality, potentially causing remote code execution or denial of service.

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.

See Also

http://www.nessus.org/u?f8802ac7

https://www.exploit-db.com/exploits/48842

http://www.nessus.org/u?737a5f0b

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5596.php

Plugin Details

Severity: Critical

ID: 504872

File Name: tenable_ot_sony_CVE-2020-36885.nasl

Version: 1.3

Type: remote

Family: Tenable.ot

Published: 1/2/2026

Updated: 2/19/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2020-36885

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:sony:snc-dh120t_firmware

Required KB Items: Tenable.ot/Sony

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/10/2025

Vulnerability Publication Date: 12/10/2025

Reference Information

CVE: CVE-2020-36885

CWE: 787