#VU25323 Permissions, Privileges, and Access Controls in Symantec Endpoint Protection and Symantec Endpoint Protection Small Business Edition - CVE-2020-5823

Vulnerability identifier: #VU25323

Vulnerability risk: Low

CVSSv4.0: 5.9 [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:U/U:Clear]

CVE-ID: CVE-2020-5823

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Symantec Endpoint Protection
Client/Desktop applications / Antivirus software/Personal firewalls
Symantec Endpoint Protection Small Business Edition
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Broadcom

Description

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

The vulnerability exists due to improper permissions check within the "ccJobMgr.dll" module. A local user can compromise the software application to gain elevated access to resources that are normally protected from an application or user.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Symantec Endpoint Protection: 14.2 RU1 MP1 - 14.2 RU2

Symantec Endpoint Protection Small Business Edition: 14.0.1904.0000 - 14.2.5323.2000

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External links
https://support.symantec.com/us/en/article.SYMSA1505.html
https://www.zerodayinitiative.com/advisories/ZDI-20-219/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.