RCE in Mitrastar Gpt-2541gnac-N1
CVE-2021-42165
MitraStar GPT-2541GNAC-N1 (HGU) 100VNZ0b33 devices allow remote authenticated users to obtain root access by executing command "deviceinfo show file &&/bin/bash" because of incorrect sanitization of parameter "path".
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: 0.141 (96.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.141 · newest: 0.141 · change: 0.000
Affected products
- Mitrastar Gpt-2541gnac-N1
- Mitrastar Gpt-2541gnac-N1 Firmware — versions br_g3.5_100vnz0b33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.exploit-db.com/exploits/50351 (Exploit, VDB Entry, Third Party Advisory)
- packetstormsecurity.com/files/164333/Mitrastar-GPT-2541GNAC-N1-Privilege-Escala… (Exploit, VDB Entry, Third Party Advisory)
- github.com/leoservalli/Privilege-escalation-MitraStar/blob/main/README.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-42165?
- CVE-2021-42165 is a high-severity vulnerability in Mitrastar Gpt-2541gnac-N1, classified under OS Command Injection. CVSS score: 8.8/10. Published 2022-05-03.
- How severe is CVE-2021-42165?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-42165 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.