CVE-2022-26259
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.38% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- xiongmaitech/nbd80x16s-kl firmware · xiongmaitech/nbd80x09s-kl firmware · xiongmaitech/nbd80x08s-kl firmware · xiongmaitech/nbd80x09ra-kl firmware · xiongmaitech/ahb80x04r-mh firmware · xiongmaitech/ahb80x04r-mh-v2 firmware · xiongmaitech/ahb80x04-r-mh-v3 firmware · xiongmaitech/ahb80n16t-gs firmware · xiongmaitech/ahb80n32f4-lme firmware · xiongmaitech/nbd90s0vt-qw firmware
- Source
- cve@mitre.org
References
- https://blog.ret2.me/post/2022-01-26-exploiting-xiongmai-dvrs/Exploit, Third Party Advisory
- https://www.xiongmaitech.com/en/index.php/service/notice_info/51/2Vendor Advisory
- https://blog.ret2.me/post/2022-01-26-exploiting-xiongmai-dvrs/Exploit, Third Party Advisory
- https://www.xiongmaitech.com/en/index.php/service/notice_info/51/2Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.