CVE-2018-25368
DoS: NordVPN client crash via unauthenticated long password input.
Is CVE-2018-25368 being exploited?
Not confirmed. CVE-2018-25368 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2018-25368?
CVE-2018-25368 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2018-25368?
Not known from our data. No patch reference has been recorded for CVE-2018-25368, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2018-25368 affect?
CVE-2018-25368 affects NordVPN client v6.14.31. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2018-25368?
Update to latest NordVPN client.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can crash the NordVPN client by sending an excessively long password, causing DoS.
Patch when possible
- affected<= 6.14.31
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.