Bitrix24 up to 22.0.300 file.ajax.php?action=uploadfile tmp_url infinite loop

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Bitrix24 up to 22.0.300. The affected element is an unknown function of the file /desktop_app/file.ajax.php?action=uploadfile. Such manipulation of the argument tmp_url leads to infinite loop. This vulnerability is traded as CVE-2023-1718. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Bitrix24 up to 22.0.300 and classified as problematic. Affected by this issue is an unknown part of the file /desktop_app/file.ajax.php?action=uploadfile. The manipulation of the argument tmp_url with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. CVE summarizes:

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".

The weakness was shared 11/01/2023. The advisory is shared for download at starlabs.sg. This vulnerability is handled as CVE-2023-1718 since 03/30/2023. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (STAR Labs SG Pte. Ltd.): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/30/2023 🔍
11/01/2023 +216 days 🔍
11/01/2023 +0 days 🔍
11/29/2023 +28 days 🔍

Sourcesinfo

Advisory: starlabs.sg
Status: Not defined

CVE: CVE-2023-1718 (🔍)
GCVE (CVE): GCVE-0-2023-1718
GCVE (VulDB): GCVE-100-244184

Entryinfo

Created: 11/01/2023 10:53
Updated: 11/29/2023 10:35
Changes: 11/01/2023 10:53 (47), 11/29/2023 10:35 (1)
Complete: 🔍
Cache ID: 216::103

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