Description
ServiceNow has released patches and an upgrade that address an Access Control List (ACL) bypass issue in ServiceNow Core functionality. Additional Details This issue is present in the following supported ServiceNow releases: * Quebec prior to Patch 10 Hot Fix 8b * Rome prior to Patch 10 Hot Fix 1 * San Diego prior to Patch 7 * Tokyo prior to Tokyo Patch 1; and * Utah prior to Utah General Availability If this ACL bypass issue were to be successfully exploited, it potentially could allow an authenticated user to obtain sensitive information from tables missing authorization controls.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected products
- ServiceNow / Now PlatformQuebec – Patch 10 Hot Fix 8b
- ServiceNow / Now PlatformRome – Patch 10 Hot Fix 1
- ServiceNow / Now PlatformSan Diego – Patch 7
- ServiceNow / Now PlatformTokyo – Tokyo Patch 1
- ServiceNow / Now PlatformUtah – Utah General Availability (GA)
References
- MISChttps://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1303489
- MAILING_LISThttp://seclists.org/fulldisclosure/2023/Jul/11
- MISChttps://news.ycombinator.com/item?id=36638530
- MISChttps://x64.sh/posts/ServiceNow-Insecure-access-control-to-admin/
- EXPLOIThttp://packetstormsecurity.com/files/173354/ServiceNow-Insecure-Access-Control-Full-Admin-Compromise.html