CVE-2023-20867

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{"acknowledgement": "Red Hat would like to thank Mandiant for reporting this issue.", "affected_release": [{"advisory": "RHSA-2023:3944", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "open-vm-tools-0:11.0.5-3.el7_9.6", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3949", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "open-vm-tools-0:12.1.5-2.el8_8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3945", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "open-vm-tools-0:11.0.0-4.el8_2.2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3945", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "open-vm-tools-0:11.0.0-4.el8_2.2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3945", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "open-vm-tools-0:11.0.0-4.el8_2.2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3946", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "open-vm-tools-0:11.2.0-2.el8_4.2", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3946", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "open-vm-tools-0:11.2.0-2.el8_4.2", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3946", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "open-vm-tools-0:11.2.0-2.el8_4.2", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3950", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "open-vm-tools-0:11.3.5-1.el8_6.2", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3948", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "open-vm-tools-0:12.1.5-1.el9_2.1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-06-29T00:00:00Z"}, {"advisory": "RHSA-2023:3947", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "open-vm-tools-0:11.3.5-1.el9_0.2", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-06-29T00:00:00Z"}], "bugzilla": {"description": "open-vm-tools: authentication bypass vulnerability in the vgauth module", "id": "2213087", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2213087"}, "csaw": true, "cvss3": {"cvss3_base_score": "3.9", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-287", "details": ["A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.", "A flaw was found in the open-vm-tools package. An attacker with root access privileges over ESXi may be able to cause an authentication bypass in the vgauth module. This may lead to compromised confidentiality and integrity."], "name": "CVE-2023-20867", "public_date": "2023-06-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-20867\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-20867\nhttps://www.vmware.com/security/advisories/VMSA-2023-0013.html\nhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog"], "statement": "Given the requirement that an attacker must have root access over ESXi to exploit the vulnerability, it is recommended to review access policies based on security best practices.", "threat_severity": "Low"}

{}