VWE-2017-4320 Viewing Source [template]Vulnerability | cve= | aka= | issueid=5318 | severity=High | difficulty=Easy | description=Permissions Escalation leading to Denial of Service. Possible for users to bypass an internal limitation on a given book; performed enough times, a denial of service condition can be created on pages that reference the book. | lite=no | discover-date=December 12, 2017 | patch-date=January 10, 2018 | patches=4.0.20 Patch Level 2 4.0.19 Patch Level 5 4.0.18 Patch Level 6 4.0.17 Patch Level 8 4.0.16 Patch Level 9 | workaround=[/template] 554 characters