CVE-2018-6623 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

An issue was discovered in Hola 1.79.859. An unprivileged user could modify or overwrite the executable with arbitrary code, which would be executed the next time the service is started. Depending on the user that the service runs as, this could result in privilege escalation. The issue exists because of the SERVICE_ALL_ACCESS access right for the hola_svc and hola_updater services.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Hola	Vpn	1.79.859

Related Weaknesses (CWE)

CWE-732

References

http://seclists.org/fulldisclosure/2018/Mar/23Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2018/Mar/23Mailing ListThird Party Advisory

FAQ

What is CVE-2018-6623?

CVE-2018-6623 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in Hola 1.79.859. An unprivileged user could modify or overwrite the executable with arbitrary code, which would be executed the next time the service is started. Depending on ...

How severe is CVE-2018-6623?

CVE-2018-6623 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-6623?

Check the references section above for vendor advisories and patch information. Affected products include: Hola Vpn.