OpenSlides up to 4.2.4 /system/auth/login/ timing discrepancy

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in OpenSlides up to 4.2.4. Impacted is an unknown function of the file /system/auth/login/. This manipulation causes timing discrepancy. This vulnerability is tracked as CVE-2025-30344. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in OpenSlides up to 4.2.4. Affected by this vulnerability is some unknown functionality of the file /system/auth/login/. The manipulation with an unknown input leads to a timing discrepancy vulnerability. The CWE definition for the vulnerability is CWE-208. Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in OpenSlides before 4.2.5. During login at the /system/auth/login/ endpoint, the system's response times differ depending on whether a user exists in the system. The timing discrepancy stems from the omitted hashing of the password (e.g., more than 100 milliseconds).

It is possible to read the advisory at x41-dsec.de. This vulnerability is known as CVE-2025-30344 since 03/21/2025. The exploitation appears to be difficult. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 4.2.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-7268). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Timing discrepancy
CWE: CWE-208 / CWE-203 / CWE-200
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OpenSlides 4.2.5

Timelineinfo

03/21/2025 🔍
03/21/2025 +0 days 🔍
03/21/2025 +0 days 🔍
06/07/2025 +78 days 🔍

Sourcesinfo

Advisory: x41-dsec.de
Status: Confirmed

CVE: CVE-2025-30344 (🔍)
GCVE (CVE): GCVE-0-2025-30344
GCVE (VulDB): GCVE-100-300547
EUVD: 🔍

Entryinfo

Created: 03/21/2025 07:02
Updated: 06/07/2025 20:51
Changes: 03/21/2025 07:02 (54), 03/21/2025 09:08 (11), 06/07/2025 20:51 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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