What is CVE-2017-15654?

CVE-2017-15654 is a high-severity vulnerability in ASUS Asuswrt, classified under Use of Insufficiently Random Values. CVSS score: 8.3/10. Published 2018-01-31.

How severe is CVE-2017-15654?

High severity. CVSS v3 base score is 8.3 out of 10.

Vulnerability in ASUS Asuswrt

CVE-2017-15654

Highly predictable session tokens in the HTTPd server in all current versions (<= 3.0.0.4.380.7743) of Asus asuswrt allow gaining administrative router access.

Published 2018-01-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.021 (81.7th percentile), scored 2026-10-20.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

ASUS Asuswrt

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

seclists.org/fulldisclosure/2018/Jan/63 (mailing-list, Exploit, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/145921/ASUSWRT-3.0.0.4.382.18495-Session-Hijackin… (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2017-15654?: CVE-2017-15654 is a high-severity vulnerability in ASUS Asuswrt, classified under Use of Insufficiently Random Values. CVSS score: 8.3/10. Published 2018-01-31.
How severe is CVE-2017-15654?: High severity. CVSS v3 base score is 8.3 out of 10.