CVE-2015-4685

Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allows local users with access to the...

7.0 HighPublic exploit

Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allows local users with access to the plcm account to gain privileges via a script in /var/polycom/cma/upgrade/scripts, related to a sudo misconfiguration.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: High
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.20%Up 0.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.0

Record: CVE-2015-4685
CVSS 3.0: 7.0 HighCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 4.4 MediumAV:L/AC:M/Au:N/C:P/I:P/A:P
Weakness: CWE-264
Updated: 2026-11-02

CVE List No score

Record: CVE-2015-4685
Updated: 2026-11-02

EUVDEUVD-2015-4704 No score

Record: EUVD-2015-4704
Updated: 2026-11-03

GitHub AdvisoriesGHSA-jjvr-cr6v-6j24 7.0

Polycom RealPresence Resource Manager (aka RPRM) before 8.4 allows local users with access to the...

Record: GHSA-jjvr-cr6v-6j24
CVSS 3.0: 7.0 HighCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

polycom realpresence resource manager

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Polycom RealPresence Resource Manager < 8.4 - Multiple Vulnerabilities	2015-06-30

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2015-4685 is a high vulnerability (CVSS 7.0) in Polycom Realpresence Resource Manager, published September 19, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.20%, the 68th percentile. No source names a fixed version.