VulnerabilityModified
CVE-2021-40845
Neither the content nor extension of the uploaded files is checked, allowing execution of PHP code under the /cmd directory.
HIGH 8.8EPSS 4.68%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.68% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- zenitel/alphacom xe audio server
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/164149/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/164160/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/ricardojoserf/CVE-2021-40845Exploit, Third Party Advisory
- https://ricardojoserf.github.io/CVE-2021-40845/Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/164149/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/164160/Zenitel-AlphaCom-XE-Audio-Server-11.2.3.10-Shell-Upload.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/ricardojoserf/CVE-2021-40845Exploit, Third Party Advisory
- https://ricardojoserf.github.io/CVE-2021-40845/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.