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Fencer Intel
critical 9.3

CVE-2010-20059 json

FreeNAS < 0.7.2 rev 5543 exec_raw.php Arbitrary Command Execution

published last yr. modified 4mo ago also EUVD-2010-5304

cvss
9.3
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
1
Metasploit

Summary

FreeNAS 0.7.2 prior to revision 5543 includes an unauthenticated command‐execution backdoor in its web interface. The exec_raw.php script exposes a cmd parameter that is passed directly to the underlying shell without sanitation.

Patch / fix

  • iXsystems FreeNAS 0.7.2 rev 5543

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Timeline

  1. First public exploit (Metasploit exploit/multi/http/freenas_exec_raw)
  2. Published

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
last yr.

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 4.0 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • iXsystems FreeNAS

Classification

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

References

Sources

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.