Known exploited vulnerability
CVE-2024-4879
The short answer
CVE-2024-4879 affects ServiceNow Now Platform and is rated critical (CVSS 9.3). CISA added it to the Known Exploited Vulnerabilities catalog on 2024-07-29: attackers are using it, so patch it first.
What it is
ServiceNow has addressed an input validation vulnerability that was identified in Vancouver and Washington DC Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. ServiceNow applied an update to hosted instances, and ServiceNow released the update to our partners and self-hosted customers. Listed below are the patches and hot fixes that address the vulnerability. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
Weakness: CWE-1287.
Severity
9.3 critical
CVSS:4.0/AV:N/AC:L/AT:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploited (CISA KEV)
Yes, since Jul 29, 2024
Federal due date Aug 19, 2024
EPSS, next 30 days
100%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- None
- User interaction
- None
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected products
Now Platform, servicenow. NVD's record lists the exact affected versions.
References
- support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1644293 Permissions Required
- support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1645154 Vendor Advisory
- www.darkreading.com/cloud-security/patchnow-servicenow-critical-rce-bugs-active-exploit Press/Media CoverageThird Party Advisory
- support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1644293 Permissions Required
- support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1645154 Vendor Advisory
- www.darkreading.com/cloud-security/patchnow-servicenow-critical-rce-bugs-active-exploit Press/Media CoverageThird Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4879 US Government Resource
Questions
Is CVE-2024-4879 being exploited?
Yes. CISA added CVE-2024-4879 to its Known Exploited Vulnerabilities catalog on 2024-07-29, with a federal remediation due date of 2024-08-19.
How do I fix CVE-2024-4879?
CISA's required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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