VDB-205092 · CVE-2020-36290 · GCVE-0-2020-36290

Atlassian Confluence Server/Data Center up to 7.4.4/7.6.2/7.7.3 Livesearch Macro 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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Atlassian Confluence Server and Data Center up to 7.4.4/7.6.2/7.7.3. It has been declared as problematic. This affects an unknown function of the component Livesearch Macro. The manipulation results in cross site scripting. This vulnerability is reported as CVE-2020-36290. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Atlassian Confluence Server and Data Center up to 7.4.4/7.6.2/7.7.3. Affected is some unknown processing of the component Livesearch Macro. 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. CVE summarizes:

The Livesearch macro in Confluence Server and Data Center before version 7.4.5, from version 7.5.0 before 7.6.3, and from version 7.7.0 before version 7.7.4 allows remote attackers with permission to edit a page or blog to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the page excerpt functionality.

The weakness was disclosed 07/26/2022. The advisory is shared for download at jira.atlassian.com. This vulnerability is traded as CVE-2020-36290 since 03/31/2021. 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 7.4.5, 7.6.3 or 7.7.4 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Atlassian

Name

Version

License

free

Website

Vendor: https://www.atlassian.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Confluence Server/Data Center 7.4.5/7.6.3/7.7.4

Timelineinfo

03/31/2021 🔍
07/26/2022 +482 days 🔍
07/26/2022 +0 days 🔍
08/27/2022 +32 days 🔍

Sourcesinfo

Vendor: atlassian.com

Advisory: jira.atlassian.com
Status: Confirmed

CVE: CVE-2020-36290 (🔍)
GCVE (CVE): GCVE-0-2020-36290
GCVE (VulDB): GCVE-100-205092

Entryinfo

Created: 07/26/2022 19:08
Updated: 08/27/2022 13:49
Changes: 07/26/2022 19:08 (40), 08/27/2022 13:49 (11)
Complete: 🔍
Cache ID: 216::103