How severe is CVE-2017-11756?

CVE-2017-11756 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-11756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11756?

CVE-2017-11756 affects Earcms Ear Music. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-11756?

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

When was CVE-2017-11756 published?

CVE-2017-11756 was published on 2017-07-30 and last updated on 2026-06-17.

CVE-2017-11756

CVE-2017-11756 is a high-severity vulnerability in Earcms Ear Music with a CVSS 3.x base score of 7.0. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 6.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Earcms Ear Music
Published: 2017-07-30
Last modified: 2026-06-17

Description

In Earcms Ear Music through 4.1 build 20170710, remote authenticated users can execute arbitrary PHP code by changing the allowable music-upload extensions to include .php in addition to .mp3 and .m4a in admin.php?iframe=config_upload, and then using user.php/music/add/ to upload the code.

Frequently asked questions

What is CVE-2017-11756?: In Earcms Ear Music through 4.1 build 20170710, remote authenticated users can execute arbitrary PHP code by changing the allowable music-upload extensions to include .php in addition to .mp3 and .m4a in admin.php?iframe=config_upload, and then using user.php/music/add/ to upload the code.
How severe is CVE-2017-11756?: CVE-2017-11756 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-11756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11756?: CVE-2017-11756 affects Earcms Ear Music. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-11756 published?: CVE-2017-11756 was published on 2017-07-30 and last updated on 2026-06-17.

References

https://lncken.cn/?p=359

Affected products (1)

cpe:2.3:a:earcms:ear_music:*:*:*:*:*:*:*:*

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