Vulnerability in Hola Vpn

CVE-2018-6623

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.

EPSS: 0.009 (54.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Hola Vpn — versions 1.79.859
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2018-6623?
CVE-2018-6623 is a high-severity vulnerability in Hola Vpn, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.8/10. Published 2018-03-12.
How severe is CVE-2018-6623?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-6623 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.