CVE-2025-0282
Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 January 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
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 remote code execution.
- CVSS 3.1
- 9.0 CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 99.98% probability · 100th percentile
- Public exploits
- 1 in Exploit-DB · first 15 April 2025
- CISA KEV
- Listed 8 January 2025 · due 15 January 2025 · used in ransomware campaigns
- Weakness
- CWE-121, CWE-787
- Affected
- ivanti/connect secure · ivanti/neurons for zero-trust access · ivanti/policy secure
- Source
- 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
EPSS 100.0% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
CISA notes
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. CISA Mitigation Instructions: https://www.cisa.gov/cisa-mitigation-instructions-CVE-2025-0282 Additional References: https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283 ; https://nvd.nist.gov/vuln/detail/CVE-2025-0282
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283Vendor Advisory
- https://cloud.google.com/blog/topics/threat-intelligence/ivanti-connect-secure-vpn-zero-dayExploit, Technical Description
- https://www.cisa.gov/cisa-mitigation-instructions-cve-2025-0282Third Party Advisory, US Government Resource
- https://github.com/sfewer-r7/CVE-2025-0282Exploit
- https://labs.watchtowr.com/exploitation-walkthrough-and-techniques-ivanti-connect-secure-rce-cve-2025-0282/Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-0282US Government Resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-0282US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.