ILIAS up to 5.3.18/5.4.11 Workspace Upload 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 (≈)
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in ILIAS up to 5.3.18/5.4.11. It has been classified as problematic. This issue affects some unknown processing of the component Workspace Upload Handler. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2020-23995. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in ILIAS up to 5.3.18/5.4.11. It has been classified as problematic. This affects an unknown code block of the component Workspace Upload Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was disclosed 05/14/2021. It is possible to read the advisory at docu.ilias.de. This vulnerability is uniquely identified as CVE-2020-23995. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 5.3.19, 5.4.12 or 6.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Information disclosure
CWE: CWE-200 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ILIAS 5.3.19/5.4.12/6.0
Patch: github.com

Timelineinfo

08/13/2020 🔍
05/14/2021 +274 days 🔍
05/14/2021 +0 days 🔍
05/16/2021 +2 days 🔍

Sourcesinfo

Advisory: docu.ilias.de
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-23995 (🔍)
GCVE (CVE): GCVE-0-2020-23995
GCVE (VulDB): GCVE-100-175047

Entryinfo

Created: 05/14/2021 07:03
Updated: 05/16/2021 10:53
Changes: 05/14/2021 07:03 (38), 05/16/2021 10:53 (6)
Complete: 🔍
Cache ID: 216::103

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