RCE in Totolink A7000r
CVE-2022-27004
Totolink routers s X5000R V9.1.0u.6118_B20201102 and A7000R V9.1.0u.6115_B20201022 were discovered to contain a command injection vulnerability in the Tunnel 6in4 function via the remote6in4 parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Totolink A7000r
- Totolink A7000r Firmware — versions 9.1.0u.6115_b20201022
- Totolink X5000r
- Totolink X5000r Firmware — versions 9.1.0u.6118_b20201102
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/wudipjq/my_vuln/blob/main/totolink/vuln_31/31.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-27004?
- CVE-2022-27004 is a critical-severity vulnerability in Totolink A7000r, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-03-15.
- How severe is CVE-2022-27004?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-27004 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.