SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-1718

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".

HIGH 7.5EPSS 24.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 24.1%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

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".

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
24.08% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-835
Affected
bitrix24/bitrix24
Source
info@starlabs.sg

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.