CWE Code: 254
Vulnerability Type: privilege_escalation
CVSS Score: 7.5
CWE Name: 7PK - Security Features
Summary: the client in openssh before 7.2 mishandles failed cookie generation for untrusted x11 forwarding and relies on the local x11 server for access-control decisions, which allows remote x11 clients to trigger a fallback and obtain trusted x11 forwarding privileges by leveraging configuration issues on this x11 server, as demonstrated by lack of the security extension on this x11 server.
Access Authentication: NONE
Access Complexity: LOW
Access Vector: NETWORK
Impact (C/I/A): PARTIAL/PARTIAL/PARTIAL
Published Date: 2017-04-11
Last Modified Date: 2018-09-11