{"id":"CVE-2020-2656","aliases":["EUVD-2020-22449","GHSA-63wx-2rxw-w346"],"status":"published","title":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System)....","description":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).","severity":{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00565,"percentile":0.47188,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-01-15T16:34:05Z","modified":"2026-06-17T03:12:35Z","products":[{"vendor":"oracle","product":"solaris"},{"vendor":"oracle corporation","product":"solaris operating system"}],"references":[{"url":"https://www.oracle.com/security-alerts/cpujan2020.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://seclists.org/bugtraq/2020/Jan/23","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/155990/Solaris-xlock-Information-Disclosure.html","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","VDB Entry","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2020/Jan/23","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Patch","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2020/01/20/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2656"},{"url":"https://github.com/advisories/GHSA-63wx-2rxw-w346"}],"sources":{"cve":[{"id":"CVE-2020-2656","description":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).","status":"published","published":"2020-01-15T16:34:05Z","modified":"2024-09-30T15:58:58.492Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:51.206854Z"}],"euvd":[{"id":"EUVD-2020-22449","description":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).","status":"published","published":"2020-01-15T16:34:05Z","modified":"2024-09-30T15:58:58Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:28:02.932485Z"}],"ghsa":[{"id":"GHSA-63wx-2rxw-w346","title":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System)....","description":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).","status":"published","published":"2022-05-24T17:06:38Z","modified":"2023-01-30T05:01:09Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T14:46:21.093669Z"}],"nvd":[{"id":"CVE-2020-2656","description":"Vulnerability in the Oracle Solaris product of Oracle Systems (component: X Window System). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Solaris accessible data as well as unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.0 Base Score 4.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).","status":"published","published":"2020-01-15T17:15:24.16Z","modified":"2026-06-17T03:12:35.73Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":3.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:05:52.385274Z"}]}}