A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary code execution.
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{ "ecosystem": "Ubuntu:18.04:LTS", "cves": [ { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-21775" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-21779" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30663" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30665" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30689" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30720" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30734" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30744" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30749" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30758" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30795" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30797" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30799" } ] }
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{ "ecosystem": "Ubuntu:20.04:LTS", "cves": [ { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-21775" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-21779" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30663" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30665" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30689" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30720" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30734" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30744" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30749" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30758" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30795" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30797" }, { "severity": [ { "type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" }, { "type": "Ubuntu", "score": "medium" } ], "id": "CVE-2021-30799" } ] }