{"id":"CVE-2021-37726","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-37726","generatedAt":"2026-10-27T17:29:37.773Z","title":"A remote buffer overflow vulnerability was discovered in HPE Aruba Instant (IAP) version(s): Aruba Instant 8.7.x.x: 8.7.0.0 through 8.7.1.2.","description":"A remote buffer overflow vulnerability was discovered in HPE Aruba Instant (IAP) version(s): Aruba Instant 8.7.x.x: 8.7.0.0 through 8.7.1.2. Aruba has released patches for Aruba Instant (IAP) that address this security vulnerability.","published":"2021-10-12T15:15:08.000Z","lastModified":"2026-06-17T04:01:04.000Z","status":"Modified","sourceIdentifier":"security-alert@hpe.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["arubanetworks/aruba instant","siemens/scalance w1750d firmware"],"epss":{"score":0.02409,"percentile":0.83979,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-917476.pdf","tags":["Third Party Advisory"],"source":"security-alert@hpe.com"},{"url":"https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-017.txt","tags":["Vendor Advisory"],"source":"security-alert@hpe.com"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-917476.pdf","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-017.txt","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-37726","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}