VDB-117844 · CVE-2018-0326 · BID 104204

Cisco TelePresence Server Web UI protection mechanism

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.
5.7	$5k-$25k	0.00

Summaryinfo

A vulnerability was found in Cisco TelePresence Server. It has been declared as problematic. Affected by this issue is some unknown functionality of the component Web UI. Executing a manipulation can lead to protection mechanism. The identification of this vulnerability is CVE-2018-0326. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Cisco TelePresence Server (Unified Communication Software) (version now known). It has been declared as problematic. This vulnerability affects some unknown processing of the component Web UI. The manipulation with an unknown input leads to a protection mechanism vulnerability. The CWE definition for the vulnerability is CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. As an impact it is known to affect integrity. CVE summarizes:

A vulnerability in the web UI of Cisco TelePresence Server Software could allow an unauthenticated, remote attacker to conduct a cross-frame scripting (XFS) attack against a user of the web UI of the affected software. The vulnerability is due to insufficient protections for HTML inline frames (iframes) by the web UI of the affected software. An attacker could exploit this vulnerability by persuading a user of the affected UI to navigate to an attacker-controlled web page that contains a malicious HTML iframe. A successful exploit could allow the attacker to conduct click-jacking or other client-side browser attacks on the affected system. Cisco Bug IDs: CSCun79565.

The bug was discovered 05/16/2018. The weakness was shared 05/17/2018 as cisco-sa-20180516-telepres-xfs / CSCun79565 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2018-0326 since 11/27/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/14/2023).

The commercial vulnerability scanner Qualys is able to test this issue with plugin 38727 (Cisco TelePresence IX5000 Series and TelePresence TX9000 Series Cross-Frame Scripting Vulnerability(cisco-sa-20180516-telepres-xfs)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104204†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Unified Communication Software

Vendor

Cisco

Name

TelePresence Server

License

commercial

Website

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

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

11/27/2017 🔍
05/16/2018 +169 days 🔍
05/16/2018 +0 days 🔍
05/16/2018 +0 days 🔍
05/17/2018 +1 days 🔍
05/17/2018 +0 days 🔍
03/14/2023 +1762 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180516-telepres-xfs / CSCun79565
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0326 (🔍)
GCVE (CVE): GCVE-0-2018-0326
GCVE (VulDB): GCVE-100-117844
SecurityFocus: 104204 - Cisco TelePresence Server CVE-2018-0326 Cross Frame Scripting Vulnerability
SecurityTracker: 1040930

Entryinfo

Created: 05/17/2018 12:35
Updated: 03/14/2023 07:04
Changes: 05/17/2018 12:35 (61), 02/06/2020 10:41 (4), 03/14/2023 07:04 (3)
Complete: 🔍
Cache ID: 216::103