SB2018031333 - Multiple vulnerabilities in Adobe Connect
Published: March 13, 2018
Security Bulletin ID
SB2018031333
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Dangerous file upload (CVE-ID: CVE-2018-4921)
CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to upload .swf files.
The vulnerability exists due to insufficient input validation when processing file uploads. A remote attacker can upload a specially crafted .swf file and gain access to potentially sensitive information.
2) Improper input validation (CVE-ID: CVE-2018-4923)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to delete arbitrary files on the system.
The vulnerability exists due to input validation error when processing URI. A remote attacker can remove arbitrary files on the system or force uninstall of the application.
Remediation
Install update from vendor's website.