Buffer overflow in Ivanti Connect Secure
CVE-2025-0282
A stack-based buffer overflow in Ivanti Connect Secure before version 22.7R2.5, Ivanti Policy Secure before version 22.7R1.2, and Ivanti Neurons for ZTA gateways before version 22.7R2.3 allows a remote unauthenticated attacker to achieve r…
Vulnerability class: Buffer Overflow
EPSS: 0.941 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Ivanti Connect Secure — versions 22.7R2, 22.7R2.5
- Ivanti Neurons For Zta Gateways — versions 22.7R2, 22.7R2.5
- Ivanti Policy Secure — versions 22.7R1
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations as set forth in the CISA instructions linked below to include conducting hunt activities, taking remediation actions if applicable, and applying updates prior to returning a device to service.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-0282?
- CVE-2025-0282 is a critical-severity vulnerability in Ivanti Connect Secure, classified under Stack-based Buffer Overflow. CVSS score: 9.0/10. Published 2025-01-08.
- How severe is CVE-2025-0282?
- Critical severity. CVSS v3 base score is 9.0 out of 10.
- Is CVE-2025-0282 known to be exploited?
- Yes. CVE-2025-0282 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-01-08), indicating it is being actively exploited. 38 public proof-of-concept repositories are indexed.