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Vulnerability Details :

CVE-2021-43409

Summary
Assigner-AppCheck
Assigner Org ID-2c188fdb-58e1-4908-8fce-3e437b94f1ae
Published At-19 Nov, 2021 | 15:39
Updated At-17 Sep, 2024 | 00:11
Rejected At-
Credits

WPO365 | LOGIN - Wordpress Plugin Persistent Cross-Site Scripting

The “WPO365 | LOGIN” WordPress plugin (up to and including version 15.3) by wpo365.com is vulnerable to a persistent Cross-Site Scripting (XSS) vulnerability (also known as Stored or Second-Order XSS). Persistent XSS vulnerabilities occur when the application stores and retrieves client supplied data without proper handling of dangerous content. This type of XSS vulnerability is exploited by submitting malicious script content to the application which is then retrieved and executed by other application users. The attacker could exploit this to conduct a range of attacks against users of the affected application such as session hijacking, account take over and accessing sensitive data. In this case, the XSS payload can be submitted by any anonymous user, the payload then renders and executes when a WordPress administrator authenticates and accesses the WordPress Dashboard. The injected payload can carry out actions on behalf of the administrator including adding other administrative users and changing application settings. This flaw could be exploited to ultimately provide full control of the affected system to the attacker.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:AppCheck
Assigner Org ID:2c188fdb-58e1-4908-8fce-3e437b94f1ae
Published At:19 Nov, 2021 | 15:39
Updated At:17 Sep, 2024 | 00:11
Rejected At:
▼CVE Numbering Authority (CNA)
WPO365 | LOGIN - Wordpress Plugin Persistent Cross-Site Scripting

The “WPO365 | LOGIN” WordPress plugin (up to and including version 15.3) by wpo365.com is vulnerable to a persistent Cross-Site Scripting (XSS) vulnerability (also known as Stored or Second-Order XSS). Persistent XSS vulnerabilities occur when the application stores and retrieves client supplied data without proper handling of dangerous content. This type of XSS vulnerability is exploited by submitting malicious script content to the application which is then retrieved and executed by other application users. The attacker could exploit this to conduct a range of attacks against users of the affected application such as session hijacking, account take over and accessing sensitive data. In this case, the XSS payload can be submitted by any anonymous user, the payload then renders and executes when a WordPress administrator authenticates and accesses the WordPress Dashboard. The injected payload can carry out actions on behalf of the administrator including adding other administrative users and changing application settings. This flaw could be exploited to ultimately provide full control of the affected system to the attacker.

Affected Products
Vendor
wpo365.com
Product
WordPress + Microsoft Office 365 / Azure AD | LOGIN
Versions
Affected
  • From unspecified before 15.3 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-79CWE-79 Cross-site Scripting (XSS)
Type: CWE
CWE ID: CWE-79
Description: CWE-79 Cross-site Scripting (XSS)
Metrics
VersionBase scoreBase severityVector
3.19.3CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Version: 3.1
Base score: 9.3
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://www.wpo365.com/change-log/
x_refsource_MISC
https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/
x_refsource_MISC
Hyperlink: https://www.wpo365.com/change-log/
Resource:
x_refsource_MISC
Hyperlink: https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://www.wpo365.com/change-log/
x_refsource_MISC
x_transferred
https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/
x_refsource_MISC
x_transferred
Hyperlink: https://www.wpo365.com/change-log/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:info@appcheck-ng.com
Published At:19 Nov, 2021 | 16:15
Updated At:24 Nov, 2021 | 16:55

The “WPO365 | LOGIN” WordPress plugin (up to and including version 15.3) by wpo365.com is vulnerable to a persistent Cross-Site Scripting (XSS) vulnerability (also known as Stored or Second-Order XSS). Persistent XSS vulnerabilities occur when the application stores and retrieves client supplied data without proper handling of dangerous content. This type of XSS vulnerability is exploited by submitting malicious script content to the application which is then retrieved and executed by other application users. The attacker could exploit this to conduct a range of attacks against users of the affected application such as session hijacking, account take over and accessing sensitive data. In this case, the XSS payload can be submitted by any anonymous user, the payload then renders and executes when a WordPress administrator authenticates and accesses the WordPress Dashboard. The injected payload can carry out actions on behalf of the administrator including adding other administrative users and changing application settings. This flaw could be exploited to ultimately provide full control of the affected system to the attacker.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.1MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Secondary3.19.3CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 6.1
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 9.3
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches

wpo365
wpo365
>>wordpress_\+_azure_ad_\/_microsoft_office_365>>Versions up to 15.3(inclusive)
cpe:2.3:a:wpo365:wordpress_\+_azure_ad_\/_microsoft_office_365:*:*:*:*:*:wordpress:*:*
Weaknesses
CWE IDTypeSource
CWE-79Primarynvd@nist.gov
CWE-79Secondaryinfo@appcheck-ng.com
CWE ID: CWE-79
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-79
Type: Secondary
Source: info@appcheck-ng.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/info@appcheck-ng.com
Exploit
Third Party Advisory
https://www.wpo365.com/change-log/info@appcheck-ng.com
Release Notes
Vendor Advisory
Hyperlink: https://appcheck-ng.com/wordpress-microsoft-office-365-azure-ad-login-persistent-cross-site-scripting/
Source: info@appcheck-ng.com
Resource:
Exploit
Third Party Advisory
Hyperlink: https://www.wpo365.com/change-log/
Source: info@appcheck-ng.com
Resource:
Release Notes
Vendor Advisory

Change History

0
Information is not available yet

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