{"id":"CVE-2020-4305","aliases":["EUVD-2020-25552","GHSA-7r84-f4r2-q9q9"],"status":"published","title":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute...","description":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AC:H/AV:N/I:H/S:U/PR:N/UI:N/A:H/C:H/E:U/RC:C/RL:O","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.04542,"percentile":0.91636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2020-07-09T19:05:20Z","modified":"2026-06-17T03:19:48Z","products":[{"vendor":"ibm","product":"infosphere information server"},{"vendor":"ibm","product":"infosphere_information_server"},{"vendor":"ibm","product":"infosphere_information_server_on_cloud"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6244664","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/176677","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4305"},{"url":"https://github.com/advisories/GHSA-7r84-f4r2-q9q9"}],"sources":{"cve":[{"id":"CVE-2020-4305","description":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.","status":"published","published":"2020-07-09T19:05:20.949Z","modified":"2024-09-16T19:51:22.944Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AC:H/AV:N/I:H/S:U/PR:N/UI:N/A:H/C:H/E:U/RC:C/RL:O","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.460269Z"}],"euvd":[{"id":"EUVD-2020-25552","description":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.","status":"published","published":"2020-07-09T19:05:20Z","modified":"2024-09-16T19:51:22Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AC:H/AV:N/I:H/S:U/PR:N/UI:N/A:H/C:H/E:U/RC:C/RL:O","level":"high"}],"updated_at":"2026-11-03T00:55:19.533306Z"}],"ghsa":[{"id":"GHSA-7r84-f4r2-q9q9","title":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute...","description":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.","status":"published","published":"2022-05-24T17:22:42Z","modified":"2023-01-29T05:03:08Z","updated_at":"2026-11-02T14:45:15.109911Z"}],"nvd":[{"id":"CVE-2020-4305","description":"IBM InfoSphere Information Server 11.3, 11.5, and 11.7 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 176677.","status":"published","published":"2020-07-09T19:15:11.82Z","modified":"2026-06-17T03:19:48.313Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:09.126752Z"}]}}