VDB-96629 · CVE-2017-20115 · EDB-ID 41184

TrueConf Server 4.3.7 /admin/conferences/list/ sort Reflected cross site scripting

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.
4.0	$0-$5k	0.12

Summaryinfo

A vulnerability was found in TrueConf Server 4.3.7. It has been classified as problematic. Affected is an unknown function of the file /admin/conferences/list/. The manipulation of the argument sort leads to cross site scripting (Reflected). This vulnerability is traded as CVE-2017-20115. It is possible to launch the attack remotely. Furthermore, there is an exploit available. It is recommended to upgrade the affected component. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Detailsinfo

A vulnerability was found in TrueConf Server 4.3.7 and classified as problematic. This issue affects an unknown functionality of the file /admin/conferences/list/. The manipulation of the argument sort with an unknown input leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. Impacted is integrity.

The weakness was shared 01/29/2017 by LiquidWorm as EDB-ID 41184 as confirmed exploit (Exploit-DB). The advisory is shared at exploit-db.com. The identification of this vulnerability is CVE-2017-20115. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

A public exploit has been developed by LiquidWorm and been published immediately after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 5.0.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (41184). The entries VDB-96627, VDB-96628, VDB-96630 and VDB-96631 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

TrueConf

Name

Server

Version

4.3.7

CPE 2.3info

🔍

CPE 2.2info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CNA Base Score: 3.5
CNA Vector (VulDB): 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Name: Reflected
Class: Cross site scripting / Reflected
CWE: CWE-80 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Server 5.0.2

Timelineinfo

01/29/2017 🔍
01/29/2017 +0 days 🔍
01/29/2017 +0 days 🔍
02/08/2017 +10 days 🔍
06/27/2022 +1964 days 🔍
03/24/2023 +270 days 🔍

Sourcesinfo

Advisory: EDB-ID 41184
Researcher: LiquidWorm
Status: Confirmed

CVE: CVE-2017-20115 (🔍)
GCVE (CVE): GCVE-0-2017-20115
GCVE (VulDB): GCVE-100-96629
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 02/08/2017 10:31 AM
Updated: 03/24/2023 09:09 PM
Changes: 02/08/2017 10:31 AM (46), 08/11/2020 05:37 PM (2), 06/27/2022 03:35 PM (5), 11/12/2022 12:47 AM (2), 11/12/2022 12:56 AM (28), 03/24/2023 09:09 PM (8)
Complete: 🔍
Cache ID: 18:706:40