CVE-2024-5217
ServiceNow Incomplete List of Disallowed Inputs Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 19 August 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
ServiceNow has addressed an input validation vulnerability that was identified in the Washington DC, Vancouver, and earlier Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. The vulnerability is addressed in the listed patches and hot fixes below, which were released during the June 2024 patching cycle. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
- CVSS 4.0
- 9.2 CRITICALCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 99.63% probability · 100th percentile
- CISA KEV
- Listed 29 July 2024 · due 19 August 2024
- Weakness
- CWE-184, CWE-697
- Affected
- servicenow/servicenow
- Source
- psirt@servicenow.com
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1648313; https://nvd.nist.gov/vuln/detail/CVE-2024-5217
References
- https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1644293Permissions Required
- https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1648313Vendor Advisory
- https://www.darkreading.com/cloud-security/patchnow-servicenow-critical-rce-bugs-active-exploitPress/Media Coverage
- https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1644293Permissions Required
- https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1648313Vendor Advisory
- https://www.darkreading.com/cloud-security/patchnow-servicenow-critical-rce-bugs-active-exploitPress/Media Coverage
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-5217US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.