BlackBoard Collaborate Ultra 20.02 Class Room cross site scripting ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in BlackBoard Collaborate Ultra 20.02. Affected by this vulnerability is an unknown functionality of the component Class Room Handler. Performing a manipulation results in cross site scripting. This vulnerability is reported as CVE-2020-25902. The attack is possible to be carried out remotely. No exploit exists. The actual existence of this vulnerability is currently in question.

Detailsinfo

A vulnerability classified as problematic has been found in BlackBoard Collaborate Ultra 20.02 (Forum Software). This affects an unknown functionality of the component Class Room Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity.

The weakness was disclosed 03/03/2021. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2020-25902. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The real existence of this vulnerability is still doubted at the moment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/24/2020 🔍
03/03/2021 +160 days 🔍
03/03/2021 +0 days 🔍
05/04/2025 +1523 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined
Disputed: 🔍

CVE: CVE-2020-25902 (🔍)
GCVE (CVE): GCVE-0-2020-25902
GCVE (VulDB): GCVE-100-170577

Entryinfo

Created: 03/03/2021 07:21
Updated: 05/04/2025 05:38
Changes: 03/03/2021 07:21 (37), 03/06/2021 10:31 (2), 03/14/2021 10:59 (18), 08/04/2024 20:19 (17), 05/04/2025 05:38 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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