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
- 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
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
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. Refreshed daily.