Overview
Recently, NSFOCUS detected that Ivanti issued a security announcement and fixed buffer overflow vulnerabilities (CVE-2025-0282) in several products of Ivanti. Due to the stack-based buffer overflow in Ivanti Connect Secure, Ivanti Policy Secure and Ivanti Neurons for ZTA Gateways, an unauthenticated attacker can trigger a buffer overflow by sending specially crafted packets allowing arbitrary code execution on the target system. CVSS rating is 9.0. At present, it has been found to be used in the wild. Relevant users are requested to take measures for protection as soon as possible.
Reference link: https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283
Scope of Impact
Affected version
- 22.7R2 <= Ivanti Connect Secure <= 22.7R2.4
- 22.7R1 <= Ivanti Policy Secure <= 22.7R1.2
- 22.7R2 <= Ivanti Neurons for ZTA <= 22.7R2.3
Unaffected Version
- Ivanti Connect Secure >= 22.7R2.5
- Ivanti Policy Secure > 22.7R1.2 (released on January 21)
- Ivanti Neurons for ZTA gateways >= 22.7R2.5 (released on January 21)
Mitigation
At present, a new version has been officially released to fix this vulnerability. Please upgrade the affected version for protection as soon as possible. Download link: https://portal.ivanti.com/
Notes : For users using Ivanti Connect Secure, it is officially recommended that the device without abnormality in ICT scan can be reset before upgrading to version 22.7R2.5; If ICT results show evidence of an intrusion, the device will be factory reset to ensure all malware is removed and returned to production using version 22.7R2.5.
Reference link: https://forums.ivanti.com/s/article/Recovery-Steps
Statement
This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and/or indirect consequences and losses caused by transmitting and/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add/delete any information to/from it, or use this advisory for commercial purposes without permission from NSFOCUS.
About NSFOCUS
NSFOCUS, a pioneering leader in cybersecurity, is dedicated to safeguarding telecommunications, Internet service providers, hosting providers, and enterprises from sophisticated cyberattacks.
Founded in 2000, NSFOCUS operates globally with over 4000 employees at two headquarters in Beijing, China, and Santa Clara, CA, USA, and over 50 offices worldwide. It has a proven track record of protecting over 25% of the Fortune Global 500 companies, including four of the five largest banks and six of the world’s top ten telecommunications companies.
Leveraging technical prowess and innovation, NSFOCUS delivers a comprehensive suite of security solutions, including the Intelligent Security Operations Platform (ISOP) for modern SOC, DDoS Protection, Continuous Threat Exposure Management (CTEM) Service and Web Application and API Protection (WAAP). All the solutions and services are augmented by the Security Large Language Model (SecLLM), ML, patented algorithms and other cutting-edge research achievements developed by NSFOCUS.
