CVE-2020-9374 in the critical feed json
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…
published 6y ago modified 4mo ago also EUVD-2020-30195
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 42.7%
- EPSS 42.7% chance of exploitation in 30 days, percentile 98%
- public exploits
- 1
- Exploit-DB
Summary
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.
Is CVE-2020-9374 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerTimeline
- Published
- First public exploit (EDB-48155)
Exploit prediction
42.67% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- EDB-48155 TP LINK TL-WR849N - Remote Code Execution webapps, 2020-03-02
- fireshellsecurity.team https://fireshellsecurity.team/hack-n-routers/ referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/ElberTavares/routers-exploit/tree/master/tp-link referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/156584/TP-Link-TL-WR849N-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
fireshellsecurity.team
/hack-n-routers/
exploit, third-party-advisory
-
github.com
/ElberTavares/routers-exploit/tree/master/tp-link
exploit, third-party-advisory
-
packetstormsecurity.com
/files/156584/TP-Link-TL-WR849N-Remote-Code-Execution.html
exploit, third-party-advisory, vdb-entry
Sources
- CVE List CVE-2020-9374
- NVD CVE-2020-9374
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.