CVE-2017-2235

Toshiba Home gateway HEM-GW16A firmware HEM-GW16A-FW-V1.2.0 and earlier. Toshiba Home gateway HEM-GW26A firmware HEM-GW26A-FW-V1.2.0 and earlier allows an attacker to bypass access restriction to change the administrator account password via unspecified vectors.

Published: 2017-07-07 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-2235 is rated High Risk (65.1/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.48%). EPSS rose +1.17% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-2235

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.31% 1.48% +1.17%
2 2025-03-30 0.58% 0.31% -0.27%
3 2025-03-29 — 0.58% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-2235

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.0 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2017-2235

Affected software / configurations for CVE-2017-2235

Vendor Product Version Raw CPE
toshiba hem-gw16a_firmware <= 1.2.0 cpe:2.3:o:toshiba:hem-gw16a_firmware:*:*:*:*:*:*:*:*
toshiba hem-gw26a_firmware <= 1.2.0 cpe:2.3:o:toshiba:hem-gw26a_firmware:*:*:*:*:*:*:*:*

References for CVE-2017-2235

URL Tags
http://jvn.jp/en/jp/JVN85901441/index.html Third Party Advisory VDB Entry
cvelogic Threat Intelligence