Vulnerability CVE-2019-19634
Published: 2019-12-17

Description:
class.upload.php in verot.net class.upload through 1.0.3 and 2.x through 2.0.4, as used in the K2 extension for Joomla! and other products, omits .pht from the set of dangerous file extensions, a similar issue to CVE-2019-19576.

See advisories in our WLB2 database:
Topic
Author
Date
High
class.upload.php v.2.0.4 Remote File Upload Vulnerability
Tobias Marcotto
03.04.2021

Type:

CWE-434

 (Unrestricted Upload of File with Dangerous Type)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Verot project -> Verot 
Getk2 -> K2 

 References:
https://github.com/jra89/CVE-2019-19634
https://github.com/verot/class.upload.php/blob/2.0.4/src/class.upload.php#L3068
https://medium.com/@jra8908/cve-2019-19634-arbitrary-file-upload-in-class-upload-php-ccaf9e13875e
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