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4.6
CVSSv2

CVE-2018-2843

Published: 19/04/2018 Updated: 03/10/2019
CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9
CVSS v3 Base Score: 8.8 | Impact Score: 6 | Exploitability Score: 2
VMScore: 409
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

Vulnerability in the Oracle VM VirtualBox component of Oracle Virtualization (subcomponent: Core). Supported versions that are affected are before 5.1.36 and before 5.2.10. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.0 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

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Github Repositories

https://github.com/renorobert/virtualbox-hostflags-bug

CVE-2018-2843 Bug: offLocation provided by guest is not validated in hgsmiChannelHandler (HGSMIHostcpp) HGSMI_CC_HOST_FLAGS_LOCATION is used by guest to tell the host the location of HGSMIHOSTFLAGS structure in VRAM buffer However pLoc->offLocation used for calculating the address pHGFlags in VRAM buffer is not validated This results in memory corruption static DECLC

References

NVD-CWE-noinfohttp://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlhttp://www.securitytracker.com/id/1040707http://www.securityfocus.com/bid/103854https://security.gentoo.org/glsa/201805-08https://nvd.nist.govhttps://github.com/renorobert/virtualbox-hostflags-bug
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-30924CVE-2024-3400overflowCVE-2024-23528CVE-2024-21338CVE-2024-3818CVE-2024-23535NULL pointer dereferenceelevation of privilege
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