CVE-2024-21893
Ivanti — Ivanti Connect Secure, Policy Secure, and Neurons Server-Side Request Forgery (SSRF) Vulnerability
Ivanti · CWE-918 — Server-side request forgery · in CISA KEV since 2024-01-31
EVRS 92 of 100 Immediate
Patch Immediately
Rank 101 of 2,960 tracked
Why it scores 92
Evidence available: 6 of 7 signalsListed in the CISA KEV catalog, and associated with known ransomware campaigns.
- CISA KEVApplied
- RansomwareApplied
- Vendor exploitationDid not apply
- EPSSApplied
- Microsoft Exploitability IndexNot applicable
- Pre-patch disclosureNo data
- KEV recencyDid not apply
- CVSSApplied
The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data
Fix
No fixed version identified yetCISA required action
- forums.ivanti.com/…/KB-CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
- nvd.nist.gov/…/CVE-2024-21893
Affected versions
- connect secure
9.09.121.921.1222.122.222.322.422.6 - policy secure
9.09.122.122.222.322.422.522.6 - neurons for zero-trust access
22.222.322.422.522.6
Remediation
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Evidence
Each value with its source| Measure | Value | Source |
|---|---|---|
| CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. | 8.2 | NVD |
| FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. | 0.999 (99.99th pctl) | FIRST EPSS |
| Actively exploitedWhether a source of record has confirmed attacks using it in the wild. | Confirmed | CISA KEV |
| Ransomware campaign useWhether CISA has seen ransomware operators use it. | Known | CISA KEV |
| CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. | 2024-02-02 · KEV since 2024 · listed over a year | CISA KEV |
| Public exploit moduleA module existing is not the same as active exploitation. | Public module exists | Metasploit |
| EUVD cross-referenceENISA's record: CVSS 8.2 (v3.0), assigned by hackerone. | Listed | ENISA EUVD |
Description
NVDA server-side request forgery vulnerability in the SAML component of Ivanti Connect Secure (9.x, 22.x) and Ivanti Policy Secure (9.x, 22.x) and Ivanti Neurons for ZTA allows an attacker to access certain restricted resources without authentication.
What CISA says to do
- forums.ivanti.com/…/KB-CVE-2023-46805-Authentication-Bypass-CVE-2024-21887-Command-Injection-for-Ivanti-Connect-Secure-and-Ivanti-Policy-Secure-Gateways?language=en_US
- nvd.nist.gov/…/CVE-2024-21893
Public module
Metasploit lists a public excellent-rank module for this CVE: Ivanti Connect Secure Unauthenticated Remote Code Execution (linux/http/ivanti_connect_secure_rce_cve_2024_21893). A module existing is not the same as active exploitation; see metasploit.com.