Home/CVE/A use-after-free in Ivanti Connect Secure before version 22.7R2.3 and 9.1R18.9 and Ivanti Policy Secure before version
CVE

CVE-2024-9420

A use-after-free in Ivanti Connect Secure before version 22.7R2.3 and 9.1R18.9 and Ivanti Policy Secure before version

A use-after-free in Ivanti Connect Secure before version 22.7R2.3 and 9.1R18.9 and Ivanti Policy Secure before version 22.7R1.2 allows a remote authenticated attacker to achieve remote code execution.

HIGH · CVSS 8.8 EPSS 0.1864
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 5% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

3
ivanti connect secure< 9.1
ivanti connect secure>= 21.9 and < 22.7
ivanti connect secureall versions
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Nov 2024 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-ICS-Ivanti-Policy-Secure-IPS-Ivanti-Secure-Access-Client-ISAC-Multiple-CVEsVendor Advisory
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