Chemex up to 3.7.1 unrestricted upload

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Chemex up to 3.7.1. This issue affects some unknown processing. Performing a manipulation results in unrestricted upload. This vulnerability is known as CVE-2023-34738. No exploit is available.

Detailsinfo

A vulnerability was found in Chemex up to 3.7.1. It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Chemex through 3.7.1 is vulnerable to arbitrary file upload.

The weakness was published 06/29/2023 as 64. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-34738 since 06/07/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-38780). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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

06/07/2023 🔍
06/29/2023 +22 days 🔍
06/29/2023 +0 days 🔍
01/08/2026 +924 days 🔍

Sourcesinfo

Advisory: 64
Status: Confirmed

CVE: CVE-2023-34738 (🔍)
GCVE (CVE): GCVE-0-2023-34738
GCVE (VulDB): GCVE-100-232665
EUVD: 🔍

Entryinfo

Created: 06/29/2023 08:22
Updated: 01/08/2026 19:18
Changes: 06/29/2023 08:22 (36), 07/21/2023 10:41 (11), 01/08/2026 19:18 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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