Exploited vulnerability · CISA KEV

Is CVE-2024-5217 exploited? Yes: in CISA KEV since 29 Jul 2024

Gociux · ServiceNow Utah, Vancouver, and Washington DC Now Platform · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2024-5217, ServiceNow Incomplete List of Disallowed Inputs Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 29 Jul 2024, 19 days after it was published. It affects ServiceNow Utah, Vancouver, and Washington DC Now Platform. If you run it, CISA's required action is: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

exploitedYesCISA KEV · 29 Jul 2024

ransomwareNot knownno confirmed use

EPSStop 1%among the most likely CVEs to be exploited

severity9.8CVSS 3.1 · critical

US federal due19 Aug 2024BOD 22-01 deadline

What it is

ServiceNow Washington DC, Vancouver, and earlier Now Platform releases contain an incomplete list of disallowed inputs vulnerability in the GlideExpression script. An unauthenticated user could exploit this vulnerability to execute code remotely.

Vendor	ServiceNow (2 exploited CVEs in KEV)
Product	Utah, Vancouver, and Washington DC Now Platform
Vulnerability	ServiceNow Incomplete List of Disallowed Inputs Vulnerability
Weakness	CWE-184
Published	10 Jul 2024
Added to KEV	29 Jul 2024
Reported by (CNA)	SN

What to do

Check whether you run it. Look for Utah, Vancouver, and Washington DC Now Platform in your asset inventory, including appliances and cloud images. Stack check lists every exploited ServiceNow CVE at once.
Apply the fix. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 10 Jul 2024.
Get told next time. Email alerts when CISA adds a CVE for ServiceNow.

Other exploited CVEs in Utah, Vancouver, and Washington DC Now Platform

CVE-2024-4879: ServiceNow Improper Input Validation Vulnerability (29 Jul 2024)

References

Questions

Is CVE-2024-5217 being exploited?

Yes. CISA added CVE-2024-5217 to the Known Exploited Vulnerabilities catalog on 29 Jul 2024, which means there is reliable evidence of exploitation in the wild.

Is CVE-2024-5217 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2024-5217?

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Check ServiceNow's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Utah, Vancouver, and Washington DC Now Platform and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in July 2024 · ServiceNow scorecard · act-now radar.

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