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…
- 9.0CriticalCVSS base score
- 100.0%Exploitation in 30 daysEPSS · top 0.1% of all CVEs
- YesKnown exploitedin CISA's KEV since 8 Jan 2025
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerability.
- Added
- 8 Jan 2025
- Fix due (US federal)
- 15 Jan 2025
- Used by ransomware
- Known
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.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 8 Jan 2025.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Nuclei template and an Exploit-DB entry for it. A reference of the record is tagged as an exploit. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits3
Nuclei templates1 template
- Ivanti Connect Secure - Stack-based Buffer Overflow (Nuclei template) (opens in a new tab)
http/cves/2025/CVE-2025-0282.yamlSeverity critical
Exploit-DB1 entry
- Ivanti Connect Secure 22.7R2.5 - Remote Code Execution (RCE) (Exploit-DB entry) (opens in a new tab)
EDB-ID 52213remote, multiplepublished 15 Apr 2025Not verified
References tagged exploit1 reference
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By ivanti
- 2 days later
· 2 days later
Published
Added to CISA KEV
Known exploited, also by ransomware
- 21 months later
· 21 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ivantiCNA (assigner) | 3.1 | Critical9.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 100.0% · top 0.1% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.0.
Affected products
- affected 22.7R2 – ≤ 22.7R2.4
- unaffected 22.7R2.5
- affected 22.7R1 – ≤ 22.7R1.2
Ivanti · Neurons for ZTA gateways
- affected 22.7R2 – ≤ 22.7R2.3
- unaffected 22.7R2.5
References
References7
- https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-Policy-Secure-ZTA-Gateways-CVE-2025-0282-CVE-2025-0283 (opens in a new tab)
- https://labs.watchtowr.com/exploitation-walkthrough-and-techniques-ivanti-connect-secure-rce-cve-2025-0282/ (opens in a new tab)third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-0282 (opens in a new tab)government-resource
- https://github.com/sfewer-r7/CVE-2025-0282 (opens in a new tab)exploit
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-0282 (opens in a new tab)government-resource
- https://www.cisa.gov/cisa-mitigation-instructions-cve-2025-0282 (opens in a new tab)
- https://cloud.google.com/blog/topics/threat-intelligence/ivanti-connect-secure-vpn-zero-day (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-1580 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-0282)Record last updated .