Vulnerability Details : CVE-2023-1720
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.
Products affected by CVE-2023-1720
- cpe:2.3:a:bitrix24:bitrix24:22.0.300:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-1720
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-1720
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.6
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
2.8
|
6.0
|
STAR Labs SG Pte. Ltd. | |
|
8.0
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
NIST |
CWE ids for CVE-2023-1720
-
The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.Assigned by:
- info@starlabs.sg (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-1720
-
https://starlabs.sg/advisories/23/23-1720/
(CVE-2023-1720) Bitrix24 Stored Cross-Site Scripting (XSS) via File Upload | STAR LabsExploit;Third Party Advisory
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