Schoolbox 21.0.2 cross site scripting

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
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.
5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Schoolbox 21.0.2. It has been declared as problematic. Affected is an unknown function. Executing a manipulation can lead to cross site scripting. This vulnerability is handled as CVE-2022-39020. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Schoolbox 21.0.2. It has been declared as problematic. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Multiple instances of XSS (stored and reflected) was found in the application. For example, features such as student assessment submission, file upload, news, ePortfolio and calendar event creation were found to be vulnerable to cross-site scripting.

The weakness was released 11/01/2022. The advisory is shared for download at themissinglink.com.au. This vulnerability was named CVE-2022-39020 since 08/30/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 21.0.3 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

CNA Base Score: 7.6
CNA Vector ([email protected]): 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: Schoolbox 21.0.3

Timelineinfo

08/30/2022 🔍
11/01/2022 +63 days 🔍
11/01/2022 +0 days 🔍
11/01/2022 +0 days 🔍

Sourcesinfo

Advisory: themissinglink.com.au
Status: Confirmed

CVE: CVE-2022-39020 (🔍)
GCVE (CVE): GCVE-0-2022-39020
GCVE (VulDB): GCVE-100-212596

Entryinfo

Created: 11/01/2022 07:47
Changes: 11/01/2022 07:47 (48)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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