SB2018090616 - Privilege escalation in Cisco Umbrella Enterprise Roaming Client

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Main Vulnerability Database SB2018090616

SB2018090616 - Privilege escalation in Cisco Umbrella Enterprise Roaming Client

Published: September 6, 2018

Security Bulletin ID SB2018090616
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Privilege escalation (CVE-ID: CVE-2018-0437)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: 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


The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper implementation of file system permissions. A local attacker can place an executable file within the restricted directory, which when executed by the ERC client, would run with Administrator privileges.


2) Privilege escalation (CVE-ID: CVE-2018-0438)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: 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


The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to improper implementation of file system permissions. A local attacker can place an executable file within the restricted directory, which when executed by the ERC client, would run with Administrator privileges.


Remediation

Install update from vendor's website.

References