Bosch Security Systems Multiple Products Stack-based Buffer Overflow (CVE-2021-23850)

high Tenable OT Security Plugin ID 501950


The remote OT asset is affected by a vulnerability.


A specially crafted TCP/IP packet may cause a camera recovery image telnet interface to crash. It may also cause a buffer overflow which could enable remote code execution. The recovery image can only be booted with administrative rights or with physical access to the camera and allows the upload of a new firmware in case of a damaged firmware.

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Refer to the vendor advisory.

See Also

Plugin Details

Severity: High

ID: 501950

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 2/6/2024

Updated: 2/6/2024

Supported Sensors: Tenable OT Security

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2021-23850


Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/AC:L/PR:H/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:bosch:mic_ip_starlight_7000i_firmware:cpp7.3, cpe:/o:bosch:mic_ip_dynamic_7000_firmware:cpp4, cpe:/o:bosch:mic_ip_ultra_7100i_firmware:cpp7.3, cpe:/o:bosch:flexidome_ip_micro_5000_mp_firmware:cpp4, cpe:/o:bosch:mic_ip_starlight_7100i_firmware:cpp7.3, cpe:/o:bosch:autodome_ip_5000_hd_firmware:cpp4, cpe:/o:bosch:autodome_ip_4000_hd_firmware:cpp4, cpe:/o:bosch:autodome_7000_firmware:cpp4, cpe:/o:bosch:mic_ip_starlight_7000_firmware:cpp4, cpe:/o:bosch:autodome_ip_5000_ir_firmware:cpp4, cpe:/o:bosch:autodome_ip_starlight_7000i_firmware:cpp7.3, cpe:/o:bosch:autodome_ip_5000i_firmware:cpp7.3, cpe:/o:bosch:autodome_ip_4000i_firmware:cpp7.3, cpe:/o:bosch:autodome_ip_starlight_5000i_firmware:cpp7.3

Required KB Items: Tenable.ot/BoschSecuritySystems

Exploit Ease: No known exploits are available

Patch Publication Date: 3/30/2022

Vulnerability Publication Date: 3/30/2022

Reference Information

CVE: CVE-2021-23850

CWE: 120