CVE-2022-26259: High severity xiongmaitech nbd80x16s-kl vulnerability

Published Mar 28, 2022

Updated

A buffer over flow in Xiongmai DVR devices NBD80X16S-KL, NBD80X09S-KL, NBD80X08S-KL, NBD80X09RA-KL, AHB80X04R-MH, AHB80X04R-MH-V2, AHB80X04-R-MH-V3, AHB80N16T-GS, AHB80N32F4-LME, and NBD90S0VT-QW allows attackers to cause a Denial of Service (DoS) via a crafted RSTP request.

Affected Software

20 affected components

Xiongmaitech Nbd80x16s-kl Firmware=4.03.r11.nat.dss.onvifc.20210727

Xiongmaitech Nbd80x16s-kl

Xiongmaitech Nbd80x09s-kl Firmware=4.03.r11.nat.dss.onvifc.20210727

Xiongmaitech Nbd80x09s-kl

Xiongmaitech Nbd80x08s-kl Firmware=4.03.r11.nat.dss.onvifc.20210727

Xiongmaitech Nbd80x08s-kl

Xiongmaitech Nbd80x09ra-kl Firmware=4.03.r11.nat.dss.onvifc.20210727

Xiongmaitech Nbd80x09ra-kl

Xiongmaitech Ahb80x04r-mh Firmware=4.03.r11.nat.dss.onvifc.20210729

Xiongmaitech Ahb80x04r-mh

Xiongmaitech Ahb80x04r-mh-v2 Firmware=4.03.r11.nat.dss.onvifc.20210729

Xiongmaitech Ahb80x04r-mh-v2

Xiongmaitech Ahb80x04-r-mh-v3 Firmware=4.03.r11.nat.dss.onvifc.20210729

Xiongmaitech Ahb80x04-r-mh-v3

Xiongmaitech Ahb80n16t-gs Firmware=4.03.r11.7601.nat.onvifc.20211223

Xiongmaitech Ahb80n16t-gs

Xiongmaitech Ahb80n32f4-lme Firmware=4.03.r11.7601.nat.onvifc.20211228

Xiongmaitech Ahb80n32f4-lme

Xiongmaitech Nbd90s0vt-qw Firmware=4.03.r11.713g.nat.onvifc.2021

Xiongmaitech Nbd90s0vt-qw

Event History

Mar 28, 2022

CVE Published

via MITRE·12:03 AM

Data Sourced

via MITRE·12:03 AM

Description

Frequently Asked Questions

What is the severity of CVE-2022-26259?

The severity of CVE-2022-26259 is high, with a severity value of 7.8.

Which devices are affected by CVE-2022-26259?

Xiongmai DVR devices NBD80X16S-KL, NBD80X09S-KL, NBD80X08S-KL, NBD80X09RA-KL, AHB80X04R-MH, AHB80X04R-MH-V2, AHB80X04-R-MH-V3, AHB80N16T-GS, AHB80N32F4-LME, and NBD90S0VT-QW are affected by CVE-2022-26259.

What is the vulnerability description of CVE-2022-26259?

CVE-2022-26259 is a buffer overflow vulnerability in Xiongmai DVR devices that allows attackers to cause a Denial of Service (DoS) via a crafted RSTP request.

How do I fix CVE-2022-26259?

To fix CVE-2022-26259, it is recommended to update the firmware of the affected Xiongmai DVR devices to a version that addresses the vulnerability.

Where can I find more information about CVE-2022-26259?

More information about CVE-2022-26259 can be found at the following references: [Reference 1](https://blog.ret2.me/post/2022-01-26-exploiting-xiongmai-dvrs/), [Reference 2](https://www.xiongmaitech.com/en/index.php/service/notice_info/51/2).