How severe is CVE-2015-8300?

CVE-2015-8300 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-8300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8300?

CVE-2015-8300 affects Polycom Btoe Connector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8300?

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-2015-8300 published?

CVE-2015-8300 was published on 2017-08-28 and last updated on 2026-06-17.

CVE-2015-8300

CVE-2015-8300 is a high-severity vulnerability in Polycom Btoe Connector with a CVSS 3.x base score of 7.8. 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-275.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-275
Affected product: Polycom Btoe Connector
Published: 2017-08-28
Last modified: 2026-06-17

Description

Polycom BToE Connector before 3.0.0 uses weak permissions (Everyone: Full Control) for "Program Files (x86)\polycom\polycom btoe connector\plcmbtoesrv.exe," which allows local users to gain privileges via a Trojan horse file.

Frequently asked questions

What is CVE-2015-8300?: Polycom BToE Connector before 3.0.0 uses weak permissions (Everyone: Full Control) for "Program Files (x86)\polycom\polycom btoe connector\plcmbtoesrv.exe," which allows local users to gain privileges via a Trojan horse file.
How severe is CVE-2015-8300?: CVE-2015-8300 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-8300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8300?: CVE-2015-8300 affects Polycom Btoe Connector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8300?: 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-2015-8300 published?: CVE-2015-8300 was published on 2017-08-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:polycom:btoe_connector:*:*:*:*:*:*:*:*

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