High severity · published Feb 24, 2022
CVE-2021-44664
An Authenticated Remote Code Exection (RCE) vulnerability exists in Xerte through 3.9 in website_code/php/import/fileupload.php by uploading a maliciously crafted PHP file though…
8.8
CVSS
12.8%
EPSS
No
On KEV
Description
An Authenticated Remote Code Exection (RCE) vulnerability exists in Xerte through 3.9 in website_code/php/import/fileupload.php by uploading a maliciously crafted PHP file though the project interface disguised as a language file to bypasses the upload filters. Attackers can manipulate the files destination by abusing path traversal in the 'mediapath' variable.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)12.8% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xerte · Xerte
through 3.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44664
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44664
Exploit
http://packetstormsecurity.com/files/166182/Xerte-3.9-Remote-Code-Execution.html
Patch
https://github.com/thexerteproject/xerteonlinetoolkits/commit/1672d6f46bbd6f6d42f0903ce9a313927ae2836b#diff-27433bb0be90e431d40986f9afebe9ee2f8d1025a7f9e55c3cd7a86f1f8e3fdc
Patch
https://github.com/thexerteproject/xerteonlinetoolkits/commit/6daeb81d089d4a561e22f931fff1327660a7d1b5
Exploit
https://riklutz.nl/2021/11/03/authenticated-file-upload-to-remote-code-execution-in-xerte/
More from Xerte
6.5
CVE-2021-44665
A Directory Traversal vulnerability exists in the Xerte Project Xerte through 3.10.3 when downloading a project file via download.php