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CVE-2020-9374
CRITICAL
On TP-Link TL-WR849N 0.9.1 4.16 devices, a remote command execution vulnerability in the diagnostics area can be exploited when an attacker sends specific shell metacharacters to the panel's traceroute feature.
Published: Feb 24, 2020
Modified: Jun 17, 2026
CWE-78
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| tp-link | tl-wr849n_firmware | 0.9.1_4.16 |
GitHub Security Advisory GHSA-mxxh-w2ww-44fp
On TP-Link TL-WR849N 0.9.1 4.16 devices, a remote command execution vulnerability in the...
References (6)
- http://packetstormsecurity.com/files/156584/TP-Link-TL-WR849N-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry
- https://fireshellsecurity.team/hack-n-routers/ Exploit, Third Party Advisory
- https://github.com/ElberTavares/routers-exploit/tree/master/tp-link Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/156584/TP-Link-TL-WR849N-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry
- https://fireshellsecurity.team/hack-n-routers/ Exploit, Third Party Advisory
- https://github.com/ElberTavares/routers-exploit/tree/master/tp-link Exploit, Third Party Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
42.67%
Top 1% most likely to be exploited
Threat Score
52 / 100
Data Sources
NVD
EPSS
GitHub