{"id":"CVE-2026-16857","aliases":["EUVD-2026-62749","GHSA-82q4-49mx-8527"],"status":"published","title":"Vulnerabilities in IBM AIX and PowerVM VIOS","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network traffic and DNS configuration due to improper authentication.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00599,"percentile":0.48989,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2026-08-19T19:38:44Z","modified":"2026-10-26T10:10:00Z","products":[{"vendor":"ibm","product":"aix"},{"vendor":"ibm","product":"powervm vios"},{"vendor":"ibm","product":"vios"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7283858","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16857"},{"url":"https://github.com/advisories/GHSA-82q4-49mx-8527"}],"sources":{"cve":[{"id":"CVE-2026-16857","title":"Vulnerabilities in IBM AIX and PowerVM VIOS","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network traffic and DNS configuration due to improper authentication.","status":"published","published":"2026-08-19T19:38:44.13Z","modified":"2026-08-20T15:57:06.474Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-62749","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network traffic and DNS configuration due to improper authentication.","status":"published","published":"2026-08-19T19:38:44Z","modified":"2026-08-20T15:57:06Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T18:01:39.722145Z"}],"ghsa":[{"id":"GHSA-82q4-49mx-8527","title":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network...","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network traffic and DNS configuration due to improper authentication.","status":"published","published":"2026-08-19T21:30:34Z","modified":"2026-08-19T21:30:40Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T15:10:44.718568Z"}],"nvd":[{"id":"CVE-2026-16857","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to manipulate network traffic and DNS configuration due to improper authentication.","status":"published","published":"2026-08-19T20:17:07.337Z","modified":"2026-10-26T10:10:00.14Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:12:39.962615Z"}]}}