Polycom RealPresence Resource Manager up to 8.3 scripts access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Polycom RealPresence Resource Manager up to 8.3. It has been rated as problematic. This issue affects some unknown processing of the file /var/polycom/cma/upgrade/scripts. Performing a manipulation results in access control. This vulnerability is cataloged as CVE-2015-4685. The attack must be initiated from a local position. Furthermore, there is an exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Polycom RealPresence Resource Manager up to 8.3. This affects an unknown function of the file /var/polycom/cma/upgrade/scripts. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 06/26/2015. The weakness was shared 09/19/2017 with SEC Consult Vulnerability Lab as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2015-4685 since 06/19/2015. An attack has to be approached locally. The successful exploitation requires a authentication. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1068 for this issue.

A public exploit has been developed by SEC Consult and been published before and not just after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 816 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 8.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (37449) and SecurityFocus (BID 75432†). The entries VDB-106865, VDB-106866, VDB-106867 and VDB-106868 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: SEC Consult
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RealPresence Resource Manager 8.4

Timelineinfo

06/19/2015 🔍
06/26/2015 +7 days 🔍
06/26/2015 +0 days 🔍
06/30/2015 +4 days 🔍
06/30/2015 +0 days 🔍
09/19/2017 +812 days 🔍
09/19/2017 +0 days 🔍
09/20/2017 +1 days 🔍
08/04/2024 +2510 days 🔍

Sourcesinfo

Advisory: 132463⛔
Researcher: SEC Consult Vulnerability Lab
Organization: SEC Consult Vulnerability Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-4685 (🔍)
GCVE (CVE): GCVE-0-2015-4685
GCVE (VulDB): GCVE-100-106869
SecurityFocus: 75432 - Polycom RealPresence Resource Manager Multiple Security vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/20/2017 23:06
Updated: 08/04/2024 07:50
Changes: 09/20/2017 23:06 (73), 11/17/2019 21:12 (1), 01/13/2021 14:01 (2), 12/29/2022 14:26 (3), 08/04/2024 07:50 (14)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!