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CVE-2020-36160

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CVE-2020-36160

Published: Jan 6, 2021

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

9.3

CRITICAL

Description

An issue was discovered in Veritas System Recovery before 21.2. On start-up, it loads the OpenSSL library from \usr\local\ssl. This library attempts to load the from \usr\local\ssl\openssl.cnf configuration file, which does not exist. By default, on Windows systems, users can create directories under C:\. A low privileged user can create a C:\usr\local\ssl\openssl.cnf configuration file to load a malicious OpenSSL engine, resulting in arbitrary code execution as SYSTEM when the service starts. This gives the attacker administrator access on the system, allowing the attacker (by default) to access all data and installed applications, etc. If the system is also an Active Directory domain controller, then this can affect the entire domain.

VendorProductVersions

n/a

n/a

affected
n/a

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:N/S:C/UI:N

Attack Complexity

Low

Attack Vector

Local

Availability

High

Confidentiality

High

Integrity

High

Privileges Required

None

Scope

Changed

User Interaction

None

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