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Fencer Intel
high 7.5

CVE-2014-2044 in the critical feed json

Incomplete blacklist vulnerability in ajax/upload.php in ownCloud before 5.0, when running on Windows, allows remote authenticated users to…

published 2014-10-06 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-2096

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.4%
EPSS 12.4% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Incomplete blacklist vulnerability in ajax/upload.php in ownCloud before 5.0, when running on Windows, allows remote authenticated users to bypass intended access restrictions, upload files with arbitrary names, and execute arbitrary code via an Alternate Data Stream (ADS) syntax in the filename parameter, as demonstrated using .htaccess::$DATA to upload a PHP program.

Timeline

  1. First public exploit (EDB-32162)
  2. Published

Exploit prediction

12.39% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-32162 ownCloud 4.0.x/4.5.x - 'upload.php?Filename' Remote Code Execution webapps, 2014-03-10
  • packetstormsecurity.com http://packetstormsecurity.com/files/125585/ownCloud-4.0.x-4.5.x-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
  • portcullis-security.com https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2014-2044/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.