#VU9955 Privilege escalation in Parity-Ethereum - CVE-2017-14460
Published: January 11, 2018 / Updated: January 12, 2018
Vulnerability identifier: #VU9955
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-14460
CWE-ID: CWE-942
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Parity-Ethereum
Parity-Ethereum
Software vendor:
Parity Technologies
Parity Technologies
Description
The vulnerability allows a remote attacker to gain elevated privileges on the target system.
The weakness exists due to an insufficient validation of user-supplied input. A remote attacker can send JSON object to JSON-RPC endpoint, trick the victim into visiting a specially crafted website, trigger overly permissive cross-domain (CORS) whitelist vulnerability in JSON-RPC and gain elevated privileges to perform further attacks.
The weakness exists due to an insufficient validation of user-supplied input. A remote attacker can send JSON object to JSON-RPC endpoint, trick the victim into visiting a specially crafted website, trigger overly permissive cross-domain (CORS) whitelist vulnerability in JSON-RPC and gain elevated privileges to perform further attacks.
Remediation
Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.