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Fencer Vulns
high 8.8

CVE-2021-33358 json

Multiple vulnerabilities exist in RaspAP 2.3 to 2.6.5 in the "interface", "ssid" and "wpa_passphrase" POST parameters in /hostapd, when the…

published 2021-06-09 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-20065

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.7%
EPSS 2.7% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

Multiple vulnerabilities exist in RaspAP 2.3 to 2.6.5 in the "interface", "ssid" and "wpa_passphrase" POST parameters in /hostapd, when the parameter values contain special characters such as ";" or "$()" which enables an authenticated attacker to execute arbitrary OS commands.

Exploit prediction

2.74% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/RaspAP/raspap-webgui/blob/8f0ae3b36aa1020d21477e66010c6b2146e7c222/app/img/wifi-qr-code.php referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/RaspAP/raspap-webgui/blob/b02660d5ff8d9faa5d3ef49778b23e832851e0f4/includes/hostapd.php referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

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.