SB2023022121 - Multiple vulnerabilities in Jenkins Email Extension plugin
Published: February 21, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Stored cross-site scripting (CVE-ID: CVE-2023-25763)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in bundled email templates. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
2) Stored cross-site scripting (CVE-ID: CVE-2023-25764)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in custom email templates. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
3) Protection Mechanism Failure (CVE-ID: CVE-2023-25765)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to the templates defined inside a folder are not subject to Script Security protection. A remote user can bypass implemented security restrictions and execute arbitrary code.
Remediation
Install update from vendor's website.