CVE-2018-15128

9.8 CRITICAL 5% exploit odds Fix listed Memory safety Device

What it is

An issue was discovered in Polycom Group Series 6.1.6.1 and earlier, HDX 3.1.12 and earlier, and Pano 1.1.1 and earlier. A remote code execution vulnerability exists in the content sharing functionality because of a Buffer Overflow via crafted packets.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 5.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2019-05-13 14:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 01:42 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 5.2% in the next 30 days (EPSS).
Severity: 9.8 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2019-05-13 14:29 UTC
Last modified: 2026-06-17 01:42 UTC
Exploit probability: 5.2% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Modified

Affected

Polycom Group Series ≤ 6.1.6.1
Polycom Hdx ≤ 3.1.12
Polycom Pano ≤ 1.1.1

Attack profile CVSS 3.0 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record