CVE-2023-1720 | THREATINT

Description

Lack of mime type response header in Bitrix24 22.0.300 allows authenticated remote attackers to execute arbitrary JavaScript code in the victim's browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via uploading a crafted HTML file through /desktop_app/file.ajax.php?action=uploadfile.

Reserved 2023-03-30 | Published 2023-11-01 | Updated 2024-09-05 | Assigner STAR_Labs

CRITICAL: 9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Problem types

CWE-434 Unrestricted Upload of File with Dangerous Type

Product status

Default status

unaffected

Any version

affected

Credits

Lam Jun Rong & Li Jiantao of STAR Labs SG Pte. Ltd. (@starlabs_sg) finder

References

starlabs.sg/advisories/23/23-1720/ third-party-advisory

cve.org (CVE-2023-1720)

nvd.nist.gov (CVE-2023-1720)

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