Debian Edu up to 2.12.15 Debian-edu-config ~/public_html access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Debian Edu up to 2.12.15. Affected by this vulnerability is an unknown functionality of the file ~/public_html of the component Debian-edu-config. The manipulation leads to access control. This vulnerability is traded as CVE-2021-20001. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Debian Edu up to 2.12.15 and classified as critical. This issue affects some unknown functionality of the file ~/public_html of the component Debian-edu-config. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability.

The weakness was shared 02/12/2022 as DLA-2918-1. The advisory is shared at salsa.debian.org. The identification of this vulnerability is CVE-2021-20001 since 12/17/2020. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 2.12.16 eliminates this vulnerability. Applying the patch 4d39a5888d193567704238f8c035f8d17cfe34e5 is able to eliminate this problem. The bugfix is ready for download at salsa.debian.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Edu 2.12.16
Patch: 4d39a5888d193567704238f8c035f8d17cfe34e5

Timelineinfo

12/17/2020 🔍
02/12/2022 +422 days 🔍
02/12/2022 +0 days 🔍
02/16/2022 +4 days 🔍

Sourcesinfo

Vendor: debian.org

Advisory: DLA-2918-1
Status: Confirmed

CVE: CVE-2021-20001 (🔍)
GCVE (CVE): GCVE-0-2021-20001
GCVE (VulDB): GCVE-100-192929

Entryinfo

Created: 02/12/2022 10:25
Updated: 02/16/2022 14:45
Changes: 02/12/2022 10:25 (43), 02/16/2022 14:45 (1)
Complete: 🔍
Cache ID: 216::103

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