HIGH

CVE-2021-40845

CVSS v3

8.8

HIGH

EPSS Score

27.0%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

The web part of Zenitel AlphaCom XE Audio Server through 11.2.3.10, called AlphaWeb XE, does not restrict file upload in the Custom Scripts section at php/index.php. Neither the content nor extension of the uploaded files is checked, allowing execution of PHP code under the /cmd directory.

Technical details

Published
9/15/2021

Frequently asked questions

What is CVE-2021-40845?

The web part of Zenitel AlphaCom XE Audio Server through 11.2.3.10, called AlphaWeb XE, does not restrict file upload in the Custom Scripts section at php/index.php. Neither the content nor extension of the uploaded files is checked, allowing execution of PHP code under the /cmd directory.

Is CVE-2021-40845 actively exploited?

Active exploitation of CVE-2021-40845 has not been confirmed. The EPSS score is 27.0%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-40845?

CVE-2021-40845 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-40845 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.