CVE-2023-1718

Public Exploit
Bitrix24 Denial-of-Service (DoS) via Improper File Stream Access

Description

Improper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unauthenticated remote attackers to cause denial-of-service via a crafted "tmp_url".

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 20.69% Top 5%
Third-Party Advisory starlabs.sg
Affected: Bitrix24 Bitrix24
Published at:
Updated at:

References

Link Tags
https://starlabs.sg/advisories/23/23-1718/ third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-1718?
CVE-2023-1718 has been scored as a high severity vulnerability.
How to fix CVE-2023-1718?
To fix CVE-2023-1718, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-1718 being actively exploited in the wild?
It is possible that CVE-2023-1718 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~21% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-1718?
CVE-2023-1718 affects Bitrix24 Bitrix24.
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