PT-2021-1654 · Oracle+1 · Virtualbox+1

Dongjun Shin + 1 · Published 2021-01-20 · Updated 2021-04-28 · CVE-2021-2127

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Oracle VM VirtualBox versions prior to 6.1.18

Description: The issue is related to insufficient input validation in the Core component of Oracle VM VirtualBox, allowing a high-privileged attacker with logon to the infrastructure to compromise Oracle VM VirtualBox. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash of Oracle VM VirtualBox.

Recommendations: For versions prior to 6.1.18, update to version 6.1.18 or later to resolve the issue. As a temporary workaround, consider restricting access to the Core component of Oracle VM VirtualBox to minimize the risk of exploitation.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2021-1120

ALT-PU-2021-1121

ALT-PU-2021-1122

ALT-PU-2021-1123

ALT-PU-2021-1124

ALT-PU-2021-1219

ALT-PU-2021-1220

ALT-PU-2021-1221

ALT-PU-2021-1222

ALT-PU-2021-1223

ALT-PU-2021-1740

ALT-PU-2021-1741

ALT-PU-2021-1742

BDU:2021-00310

CVE-2021-2127

Affected Products

Alt Linux

Virtualbox

References · 11

• https://ubuntu.com/security/CVE-2021-2127 · Vendor Advisory
• https://oracle.com/security-alerts/cpujan2021.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-2127 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-2127 · Vendor Advisory
• https://security.gentoo.org/glsa/202101-15 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00310 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-2127 · Security Note
• https://osv.dev/vulnerability/CVE-2021-2127 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB20210120100 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-2127 · Note
• https://t.me/cibsecurity/22355 · Telegram Post