CVE-2025-0282: Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

Ivanti Connect Secure, Policy Secure, and ZTA Gateways contain a stack-based buffer overflow which can lead to unauthenticated remote code execution.

Required action (CISA)

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.

Notes

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

Weakness behind it

CISA records this vulnerability as an instance of CWE-121. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-0282
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog