{"cve":"CVE-2021-29847","nvd":{"published":"2021-12-15T20:15:08.317","modified":"2026-06-17T03:48:23.057","status":"Modified","description":"BMC firmware (IBM Power System S821LC Server (8001-12C) OP825.50) configuration changed to allow an authenticated user to open an insecure communication channel which could allow an attacker to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 205267.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","score":5.9},"cwes":[],"references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/205267","https://www.ibm.com/support/pages/node/6520420","https://exchange.xforce.ibmcloud.com/vulnerabilities/205267","https://www.ibm.com/support/pages/node/6520420"],"products":["ibm:power_hardware_management_console_\\(7063-cr1\\)_firmware","ibm:power_system_cs821lc_\\(8005-12n\\)_firmware","ibm:power_system_cs822lc_\\(8005-22n\\)_firmware","ibm:power_system_s821lc_\\(8001-12c\\)_firmware","ibm:power_system_s822lc_\\(8001-22c\\)_firmware"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-29847","score":0.01023,"percentile":0.6351,"date":"2026-11-01"},"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."]}