How severe is CVE-2017-9807?

CVE-2017-9807 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-9807 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-9807?

CVE-2017-9807 affects Openwebif Project Openwebif. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-9807?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-9807 published?

CVE-2017-9807 was published on 2017-06-22 and last updated on 2026-06-17.

CVE-2017-9807

CVE-2017-9807 is a critical-severity vulnerability in Openwebif Project Openwebif with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Openwebif Project Openwebif
Published: 2017-06-22
Last modified: 2026-06-17

Description

An issue was discovered in the OpenWebif plugin through 1.2.4 for E2 open devices. The saveConfig function of "plugin/controllers/models/config.py" performs an eval() call on the contents of the "key" HTTP GET parameter. This allows an unauthenticated remote attacker to execute arbitrary Python code or OS commands via api/saveconfig.

Frequently asked questions

What is CVE-2017-9807?: An issue was discovered in the OpenWebif plugin through 1.2.4 for E2 open devices. The saveConfig function of "plugin/controllers/models/config.py" performs an eval() call on the contents of the "key" HTTP GET parameter. This allows an unauthenticated remote attacker to execute arbitrary Python code or OS commands via api/saveconfig.
How severe is CVE-2017-9807?: CVE-2017-9807 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-9807 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9807?: CVE-2017-9807 affects Openwebif Project Openwebif. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9807?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-9807 published?: CVE-2017-9807 was published on 2017-06-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openwebif_project:openwebif:*:*:*:*:*:*:*:*

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