CVE-2020-28954

Published: Nov 19, 2020 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2020-21340 Aliases: GSD-2020-28954
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none
MEDIUM 5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: partial
Availability: none

Description

AI Translation Available

web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0038
Percentile
0,6th
Updated

EPSS Score Trend (Last 91 Days)

116

Improper Encoding or Escaping of Output

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability Access Control
Potential Impacts:
Modify Application Data Execute Unauthorized Code Or Commands Bypass Protection Mechanism
Applicable Platforms
Technologies: AI/ML, Database Server, Not Technology-Specific, Web Server
Likelihood of Exploit: High
View CWE Details
Application

Bigbluebutton by Bigbluebutton

Product Information
Vendor Bigbluebutton
Product Bigbluebutton
Version Range Affected
To 2.2.29 (exclusive)
cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/bigbluebutton/bigbluebutton/commit/5c911…
Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f13…
https://github.com/bigbluebutton/bigbluebutton/commit/e59bc…
Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8…
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2…
Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29
https://github.com/bigbluebutton/bigbluebutton/issues/10818
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/issues/10818
https://github.com/bigbluebutton/bigbluebutton/commit/5c911…
Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f13…
https://github.com/bigbluebutton/bigbluebutton/commit/e59bc…
Patch Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8…
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2…
Release Notes Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29
https://github.com/bigbluebutton/bigbluebutton/issues/10818
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/issues/10818