Cross-site scripting in RubyGems - CVE-2019-8325
Published: August 13, 2019
Vulnerability identifier: #VU20190
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-8325
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Ruby
Affected software:
RubyGems
RubyGems
Detailed vulnerability description
The vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability exists due to improper input validation when processing alerts in the Gem::CommandManager#run. A remote attacker can inject and execute arbitrary HTML or JavaScript code.
How to mitigate CVE-2019-8325
Install updates from vendor's website.