What is CVE-2017-14699?

CVE-2017-14699 is a medium-severity vulnerability in ASUS Dsl-Ac51, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2018-01-29.

How severe is CVE-2017-14699?

Medium severity. CVSS v3 base score is 6.5 out of 10.

XXE in ASUS Dsl-Ac51

CVE-2017-14699

Multiple XML external entity (XXE) vulnerabilities in the AiCloud feature on ASUS DSL-AC51, DSL-AC52U, DSL-AC55U, DSL-N55U C1, DSL-N55U D1, DSL-AC56U, DSL-N10_C1, DSL-N12U C1, DSL-N12E C1, DSL-N14U, DSL-N14U-B1, DSL-N16, DSL-N16U, DSL-N17U, DSL-N66U, and DSL-AC750 routers allow remote authenticated users to read arbitrary files via a crafted DTD in (1) an UPDATEACCOUNT or (2) a PROPFIND request.

Vulnerability class: XXE (XML External Entity)

Published 2018-01-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

www.securityartwork.es/2018/01/25/some-vulnerability-in-asus-routers/ (Broken Link)
www.asus.com/Networking/DSL-N14U-B1/HelpDesk_BIOS/ (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-14699?: CVE-2017-14699 is a medium-severity vulnerability in ASUS Dsl-Ac51, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2018-01-29.
How severe is CVE-2017-14699?: Medium severity. CVSS v3 base score is 6.5 out of 10.