Cisco Telepresence E20 Software up to Te2.1 Default Password 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.
9.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Cisco Telepresence E20 Software up to Te2.1. This impacts an unknown function of the component Default Password. Such manipulation leads to access control. This vulnerability is listed as CVE-2011-4659. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco Telepresence E20 Software up to Te2.1 (Unified Communication Software). It has been rated as very critical. Affected by this issue is an unknown function of the component Default Password. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Cisco TelePresence Software before TE 4.1.1 on the Cisco IP Video Phone E20 has a default password for the root account after an upgrade to TE 4.1.0, which makes it easier for remote attackers to modify the configuration via an SSH session, aka Bug ID CSCtw69889, a different vulnerability than CVE-2011-2555.

The weakness was presented 01/19/2012 with Cisco as cisco-sa-20120118-te as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2011-4659 since 12/01/2011. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD (estimation calculated on 04/09/2017). The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version Te2.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (72448), SecurityFocus (BID 51541†) and Vulnerability Center (SBV-34281†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Unified Communication Software

Vendor

Cisco

Name

Telepresence E20 Software

Version

License

commercial

Website

Vendor: https://www.cisco.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Telepresence E20 Software Te2.2

Timelineinfo

12/01/2011 🔍
01/18/2012 +48 days 🔍
01/19/2012 +1 days 🔍
01/19/2012 +0 days 🔍
01/19/2012 +0 days 🔍
01/22/2012 +3 days 🔍
03/23/2015 +1156 days 🔍
04/09/2017 +748 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20120118-te
Organization: Cisco
Status: Confirmed

CVE: CVE-2011-4659 (🔍)
GCVE (CVE): GCVE-0-2011-4659
GCVE (VulDB): GCVE-100-59948
X-Force: 72448
SecurityFocus: 51541 - Cisco IP Video Phone E20 Default Root Credentials Authentication Bypass Vulnerability
Vulnerability Center: 34281 - [cisco-sa-20120118-te] Cisco TelePresence TE 4.1.0 on Cisco IP Video Phone E20 Default Root Password, Critical

Entryinfo

Created: 03/23/2015 16:50
Updated: 04/09/2017 13:32
Changes: 03/23/2015 16:50 (52), 04/09/2017 13:32 (10)
Complete: 🔍
Cache ID: 216::103