RCE in Dlink Dir-816
CVE-2022-37129
D-Link DIR-816 A2_v1.10CNB04.img is vulnerable to Command Injection via /goform/SystemCommand. After the user passes in the command parameter, it will be spliced into byte_4836B0 by snprintf, and finally doSystem(&byte_4836B0); will be executed, resulting in a command injection.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.083 (94.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.081 · newest: 0.083 · change: +0.002
Affected products
- Dlink Dir-816 — versions a2
- Dlink Dir-816 Firmware — versions 1.10cnb04
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.dlink.com/en/security-bulletin/ (Vendor Advisory)
- github.com/z1r00/IOT_Vul/blob/main/dlink/Dir816/SystemCommand/readme.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-37129?
- CVE-2022-37129 is a high-severity vulnerability in Dlink Dir-816, classified under OS Command Injection. CVSS score: 8.8/10. Published 2022-08-31.
- How severe is CVE-2022-37129?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-37129 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.