What is CVE-2018-13324?

CVE-2018-13324 is a critical-severity vulnerability in Buffalo Ts5600d1206, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2018-11-26.

How severe is CVE-2018-13324?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2018-13324 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Buffalo Ts5600d1206

CVE-2018-13324

Incorrect access control in nasapi in Buffalo TS5600D1206 version 3.61-0.10 allows attackers to bypass authentication by sending a modified HTTP Host header.

Vulnerability class: Broken Access Control

Published 2018-11-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.232 (97.7th percentile), scored 2026-09-28.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.232 · newest: 0.232 · change: 0.000

Affected products

Buffalo Ts5600d1206
Buffalo Ts5600d1206 Firmware — versions 3.61-0.10

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

blog.securityevaluators.com/buffalo-terastation-ts5600d1206-nas-cve-disclosure-… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-13324?: CVE-2018-13324 is a critical-severity vulnerability in Buffalo Ts5600d1206, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2018-11-26.
How severe is CVE-2018-13324?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2018-13324 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.