CVE-2022-26259
Last modified
CVE-2022-26259 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 2.38% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xiongmaitech | Nbd80x16s-Kl Firmware | 4.03.r11.nat.dss.onvifc.20210727 |
| Xiongmaitech | Nbd80x09s-Kl Firmware | 4.03.r11.nat.dss.onvifc.20210727 |
| Xiongmaitech | Nbd80x08s-Kl Firmware | 4.03.r11.nat.dss.onvifc.20210727 |
| Xiongmaitech | Nbd80x09ra-Kl Firmware | 4.03.r11.nat.dss.onvifc.20210727 |
| Xiongmaitech | Ahb80x04r-Mh Firmware | 4.03.r11.nat.dss.onvifc.20210729 |
| Xiongmaitech | Ahb80x04r-Mh-V2 Firmware | 4.03.r11.nat.dss.onvifc.20210729 |
| Xiongmaitech | Ahb80x04-R-Mh-V3 Firmware | 4.03.r11.nat.dss.onvifc.20210729 |
| Xiongmaitech | Ahb80n16t-Gs Firmware | 4.03.r11.7601.nat.onvifc.20211223 |
| Xiongmaitech | Ahb80n32f4-Lme Firmware | 4.03.r11.7601.nat.onvifc.20211228 |
| Xiongmaitech | Nbd90s0vt-Qw Firmware | 4.03.r11.713g.nat.onvifc.2021 |
References
- https://blog.ret2.me/post/2022-01-26-exploiting-xiongmai-dvrs/Exploit, Third Party Advisory
- https://blog.ret2.me/post/2022-01-26-exploiting-xiongmai-dvrs/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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