{"cve":"CVE-2020-2656","nvd":{"published":"2020-01-15T17:15:24.160","modified":"2026-06-17T03:12:35.730","status":"Modified","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).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","score":4.4},"cwes":[],"references":["http://packetstormsecurity.com/files/155990/Solaris-xlock-Information-Disclosure.html","http://seclists.org/fulldisclosure/2020/Jan/23","http://www.openwall.com/lists/oss-security/2020/01/20/2","https://seclists.org/bugtraq/2020/Jan/23","https://www.oracle.com/security-alerts/cpujan2020.html"],"products":["oracle:solaris"],"source":"nvd","synced_at":"2026-10-19T21:01:01.339895972+00:00"},"epss":{"cve":"CVE-2020-2656","score":0.00565,"percentile":0.46914,"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."]}