{"cve":"CVE-2007-3537","nvd":{"published":"2007-07-03T20:30:00.000","modified":"2026-06-16T22:42:14.640","status":"Modified","description":"IBM OS/400 (aka i5/OS) V4R2M0 through V5R3M0 on iSeries machines sends responses to TCP SYN-FIN packets, which allows remote attackers to obtain system information and possibly bypass firewall rules.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://osvdb.org/37792","http://secunia.com/advisories/25885","http://www-1.ibm.com/support/docview.wss?uid=nas2742405285431729b86256e620067dc17","http://www.securityfocus.com/bid/24706","https://exchange.xforce.ibmcloud.com/vulnerabilities/35173"],"products":["ibm:os_400"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2007-3537","score":0.015,"percentile":0.74278,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}