CVE-2023-1718

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

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Published Nov 1, 2023 CVSS 3.1 · 7.5 High EPSS 28.7% KEV · Not listed

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".

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Bitrix24

Bitrix24

unaffected

Version	Status	Constraints
`0`	affected	≤ 22.0.300

Configuration 1 [-]

cpe:2.3:a:bitrix24:bitrix24:22.0.300:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 28.7% (28.693% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://starlabs.sg/advisories/23/23-1718/

History

No history.

Subscriptions

Bitrix24 Bitrix24

Weaknesses

CWE-835

Sources

CVE record Updated: Sep 5, 2024, 7:44 PM

Status: PUBLISHED
Assigner: STAR_Labs
Published: Nov 1, 2023, 9:04 AM
Updated: Sep 5, 2024, 7:44 PM
Reserved: Mar 30, 2023, 9:17 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 5:57 AM

Updated: Aug 2, 2024, 5:57 AM

NVD Updated: Jun 17, 2026, 5:28 AM

Status: Modified
Published: Nov 1, 2023, 10:15 AM
Modified: Jun 17, 2026, 5:28 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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