SB2017070410 - Multiple vulnerabilities in Joomla!
Published: July 4, 2017
Security Bulletin ID
SB2017070410
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Information disclosure (CVE-ID: CVE-2017-9933)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to improper cache invalidation mechanism. A remote attacker can view cache files and obtain potentially sensitive information, related to forms.
2) Cross-site request forgery (CVE-ID: CVE-2017-9934)
CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear
The vulnerability allows a remote attacker to perform CSRF attack.
The vulnerability exists due to missing CSRF token. A remote attacker can create a specially crafted web page, trick the victim into visiting it and execute arbitrary HTML and JavaScript code in victim's browser in context of vulnerable website.
Remediation
Install update from vendor's website.