ownCloud Server up to 10.3.0 Request information disclosure

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

A vulnerability was found in ownCloud Server up to 10.3.0 (Cloud Software) and classified as problematic. Affected by this issue is some unknown functionality of the component Request Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. Impacted is confidentiality. CVE summarizes:

ownCloud Server 10.x before 10.3.1 allows an attacker, who has one outgoing share from a victim, to access any version of any file by sending a request for a predictable ID number.

The weakness was released 02/19/2021. The advisory is available at owncloud.com. This vulnerability is handled as CVE-2020-36252 since 02/19/2021. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 10.3.1 eliminates this vulnerability.

Productinfoedit

Type

Name

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔒

CVSSv2infoedit

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

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ownCloud Server 10.3.1

Timelineinfoedit

02/19/2021 Advisory disclosed
02/19/2021 +0 days CVE assigned
02/19/2021 +0 days VulDB entry created
03/03/2021 +12 days VulDB last update

Sourcesinfoedit

Advisory: owncloud.com
Status: Confirmed

CVE: CVE-2020-36252 (🔒)

Entryinfoedit

Created: 02/19/2021 03:30 PM
Updated: 03/03/2021 06:40 PM
Changes: (19) vulnerability_cvss2_nvd_basescore vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss3_nvd_basescore vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_cna
Complete: 🔍

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