UNIX symbolic link following in Symantec Endpoint Protection - CVE-2020-5837

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Main Vulnerability Database Vulnerabilities #VU27696

UNIX symbolic link following in Symantec Endpoint Protection - CVE-2020-5837

Published: May 11, 2020 / Updated: May 13, 2020


Vulnerability identifier: #VU27696
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2020-5837
CWE-ID: CWE-61
Exploitation vector: Local access
Exploit availability: Public exploit is available
Vendor: Broadcom
Affected software:
Symantec Endpoint Protection

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions when writing to log files. A local user can create a symbolic link to a critical file on the system and overwrite it.

Successful exploitation of the vulnerability may lead to privilege escalation.

How to mitigate CVE-2020-5837

Install updates from vendor's website.

Sources