Connect up to 2.13.x on Node.js 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 (≈)
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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.
4.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Connect up to 2.13.x on Node.js and classified as problematic. This vulnerability affects unknown code. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2018-3717. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Connect up to 2.13.x on Node.js (JavaScript Library). This affects an unknown part. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

connect node module before 2.14.0 suffers from a Cross-Site Scripting (XSS) vulnerability due to a lack of validation of file in directory.js middleware.

The bug was discovered 04/25/2018. The weakness was shared 06/07/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2018-3717 since 12/28/2017. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 42 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.14.0 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Connect 2.14.0
Patch: github.com

Timelineinfo

12/28/2017 🔍
04/25/2018 +118 days 🔍
06/06/2018 +41 days 🔍
06/07/2018 +1 days 🔍
06/07/2018 +0 days 🔍
03/21/2023 +1748 days 🔍

Sourcesinfo

Advisory: 6d5dd30075d2bc4ee97afdbbe3d9d98d8d52d74b
Status: Not defined

CVE: CVE-2018-3717 (🔍)
GCVE (CVE): GCVE-0-2018-3717
GCVE (VulDB): GCVE-100-119199

Entryinfo

Created: 06/07/2018 10:45
Updated: 03/21/2023 21:08
Changes: 06/07/2018 10:45 (58), 02/16/2020 19:19 (1), 03/21/2023 21:08 (5)
Complete: 🔍
Cache ID: 216::103

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