iteachyou Dreamer CMS up to 4.1.3 Attachment download ID improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in iteachyou Dreamer CMS up to 4.1.3. It has been rated as critical. The impacted element is an unknown function of the file /admin/attachment/download of the component Attachment Handler. This manipulation of the argument ID causes improper authorization. This vulnerability appears as CVE-2025-3977. The attack may be initiated remotely. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in iteachyou Dreamer CMS up to 4.1.3. It has been declared as problematic. Affected by this vulnerability is an unknown function of the file /admin/attachment/download of the component Attachment Handler. The manipulation of the argument id with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality.

The advisory is shared at gitee.com. This vulnerability is known as CVE-2025-3977. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

It is possible to download the exploit at gitee.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

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

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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

04/26/2025 🔍
04/26/2025 +0 days 🔍
04/28/2025 +2 days 🔍

Sourcesinfo

Advisory: IC13O1
Status: Not defined

CVE: CVE-2025-3977 (🔍)
GCVE (CVE): GCVE-0-2025-3977
GCVE (VulDB): GCVE-100-306313
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/26/2025 09:46
Updated: 04/28/2025 17:13
Changes: 04/26/2025 09:46 (59), 04/27/2025 19:33 (30), 04/28/2025 17:13 (1)
Complete: 🔍
Submitter: aibot88
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #557639: iteachyou dreamer_cms 4.1.3 broken function level authorization (by gitee.com)

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

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