SB2016081901 - Multiple vulnerabilities in Synology DiskStation Manager
Published: August 19, 2016 Updated: December 14, 2016
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Man-in-the-Middle attack (CVE-ID: CVE-2016-6489)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to perform a MitM attack.
The vulnerability exists due to an error in nettle-RSA code, which can be used in cache-sharing channel attacks. A remote attacker can create specially crafted RSA or DSA data and perform Man-in-the-Middle (MitM) attack.
Successful exploitation of this vulnerability will allow an attacker to gain access to potentially sensitive information.
2) Cross-site scripting (CVE-ID: N/A)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The vulnerability can be used by a remote attacker to perform cross-site scripting attacks.
The vulnerability exists due to insufficient sanitization of user-supplied input. 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.
Remediation
Install update from vendor's website.