SB2017111406 - Multiple vulnerabilities in Adobe Connect 



SB2017111406 - Multiple vulnerabilities in Adobe Connect

Published: November 14, 2017

Security Bulletin ID SB2017111406
Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 20% Low 80%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Reflected cross-site scripting (CVE-ID: CVE-2017-11287)

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. A remote attacker can trick the victim to follow a specially crafted link 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) Reflected cross-site scripting (CVE-ID: CVE-2017-11288)

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. A remote attacker can trick the victim to follow a specially crafted link 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) Reflected cross-site scripting (CVE-ID: CVE-2017-11289)

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. A remote attacker can trick the victim to follow a specially crafted link 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.


4) Server-side request forgery (CVE-ID: CVE-2017-11291)

The vulnerability allows a remote user to perform SSRF attack.

The weakness exists due to unknown error. A remote attacker can perform SSRF attack to bypass network access controls, perform unauthorized connections to local resources, gain access to sensitive information and compromise vulnerable system.

5) Click-jacking attack (CVE-ID: CVE-2017-11290)

The vulnerability allows a remote attacker to perform click-jacking attacks.

The vulnerability exists due to misrepresentation of critical information by user interface. A remote attacker can perform click-jacking attack.

Successful exploitation of this vulnerability may allow an attacker to gain access to potentially sensitive date or perform phishing attacks.


Remediation

Install update from vendor's website.