TrueConf Server 4.3.7 Stored cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in TrueConf Server 4.3.7. This vulnerability affects unknown code. Performing a manipulation results in cross site scripting (Stored). This vulnerability is reported as CVE-2017-20113. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in TrueConf Server 4.3.7. This affects some unknown processing. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). CWE is classifying the issue as 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. This is going to have an impact on integrity.

The weakness was disclosed 01/29/2017 by LiquidWorm as EDB-ID 41184 as confirmed exploit (Exploit-DB). It is possible to read the advisory at exploit-db.com. This vulnerability is uniquely identified as CVE-2017-20113. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

A public exploit has been developed by LiquidWorm and been published immediately after the advisory. The exploit is shared for download 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-96628, VDB-96629, VDB-96630 and VDB-96631 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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-2017-20113 (🔍)
GCVE (CVE): GCVE-0-2017-20113
GCVE (VulDB): GCVE-100-96627
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 02/08/2017 10:31
Updated: 03/24/2023 21:07
Changes: 02/08/2017 10:31 (44), 08/11/2020 17:22 (2), 06/27/2022 15:34 (5), 11/11/2022 23:54 (2), 11/12/2022 00:09 (28), 03/24/2023 21:07 (8)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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