SB2019112919 - Multiple vulnerabilities in FusionPBX
Published: November 29, 2019 Updated: August 8, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2019-19384)
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in app/fax/fax_log_view.php in FusionPBX 4.4.1 when processing fax_uuid parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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) Cross-site scripting (CVE-ID: CVE-2019-19385)
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in app/dialplans/dialplans.php in FusionPBX 4.4.1 when processing app_uuid parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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) Cross-site scripting (CVE-ID: CVE-2019-19386)
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in app/voicemail_greetings/voicemail_greeting_edit.php in FusionPBX 4.4.1 when processing id and/or voicemail_id parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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.
4) Cross-site scripting (CVE-ID: CVE-2019-19387)
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in app/fifo_list/fifo_interactive.php in FusionPBX 4.4.1 when processing c parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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.
5) Cross-site scripting (CVE-ID: CVE-2019-19388)
Vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability is caused by an input validation error in app/dialplans/dialplan_detail_edit.php in FusionPBX 4.4.1 when processing dialplan_uuid parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- https://gist.github.com/xax007/28e7326acfae677be0b351216888e522
- https://github.com/fusionpbx/fusionpbx/commit/aea1abaeb12f69dc22967395c528fb2434e316c1
- https://github.com/fusionpbx/fusionpbx/commit/fe504b83db80ebae30c982770f0f0b200b88cbe9
- https://github.com/fusionpbx/fusionpbx/commit/9e837fadecdd5199819a949b5b1bd84b19f716f2
- https://github.com/fusionpbx/fusionpbx/commit/44edbfe7a7e256d1b80448026617365a40c92c61
- https://github.com/fusionpbx/fusionpbx/commit/b584973e73a4d25be623c9748dd9817f69422ecc