CVE-2021-40845

Published on: 09/15/2021 12:00:00 AM UTC

Last Modified on: 09/27/2021 08:52:00 PM UTC

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Certain versions of Alphacom Xe Audio Server from Zenitel contain the following vulnerability:

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.

  • CVE-2021-40845 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 8.8 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 6.5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW SINGLE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
Zenitel AlphaCom XE Audio Server 11.2.3.10 Shell Upload ≈ Packet Storm packetstormsecurity.com
text/html
URL Logo MISC packetstormsecurity.com/files/164160/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.html
GitHub - ricardojoserf/CVE-2021-40845: AlphaWeb XE, the embedded web server running on AlphaCom XE, has a vulnerability which allows to upload PHP files leading to RCE once the authentication is successful. github.com
text/html
URL Logo MISC github.com/ricardojoserf/CVE-2021-40845
CVE-2021-40845 - AlphaWeb Authenticated RCE – Ricardo Ruiz – Pentesting, scripting and dumb ideas! ricardojoserf.github.io
text/html
URL Logo MISC ricardojoserf.github.io/CVE-2021-40845/
Zenitel AlphaCom XE Audio Server 11.2.3.10 Shell Upload ≈ Packet Storm packetstormsecurity.com
text/html
URL Logo MISC packetstormsecurity.com/files/164149/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.html

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationZenitelAlphacom Xe Audio ServerAllAllAllAll
  • cpe:2.3:a:zenitel:alphacom_xe_audio_server:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-40845 : The web part of Zenitel AlphaCom XE Audio Server through 11.2.3.10, called AlphaWeb XE, does not r… twitter.com/i/web/status/1… 2021-09-15 13:06:15
Twitter Icon @SecurityNewsbot Zenitel AlphaCom XE Audio Server 11.2.3.10 Shell Upload packetstormsecurity.com/files/164160/C… #PacketStorm 2021-09-17 07:30:08
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