FruityWifi (aka PatatasFritas/PatataWifi) 2.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the io_mode…

published 2018-09-21 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-9072

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.3%; EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits: 0; none known

FruityWifi (aka PatatasFritas/PatataWifi) 2.1 allows remote attackers to execute arbitrary commands via shell metacharacters in the io_mode, ap_mode, io_action, io_in_iface, io_in_set, io_in_ip, io_in_mask, io_in_gw, io_out_iface, io_out_set, io_out_mask, io_out_gw, iface, or domain parameter to /www/script/config_iface.php, or the newSSID, hostapd_secure, hostapd_wpa_passphrase, or supplicant_ssid parameter to /www/page_config.php.

Exploit prediction

4.31% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/PatatasFritas/PatataWifi/issues/1 referenced PoC, tagged "exploit" by a source, unverified
blog.51cto.com http://blog.51cto.com/010bjsoft/2175710 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/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

github.com /PatatasFritas/PatataWifi/issues/1
exploit, third-party-advisory
blog.51cto.com /010bjsoft/2175710
exploit, third-party-advisory
github.com /xtr4nge/FruityWifi/issues/276

Sources

CVE List CVE-2018-17317
NVD CVE-2018-17317

Fencer Vulns 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.

Summary