VDB-188681 · CVE-2021-23797 · GCVE-0-2021-23797

http-server-node pathname traversal

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in http-server-node and classified as critical. This impacts an unknown function. The manipulation leads to pathname traversal. This vulnerability is documented as CVE-2021-23797. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in http-server-node (the affected version unknown) and classified as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a pathname traversal vulnerability. Using CWE to declare the problem leads to CWE-21. Impacted is confidentiality.

The weakness was released 12/17/2021 as SNYK-JS-HTTPSERVERNODE-1727656. The advisory is shared at snyk.io. The identification of this vulnerability is CVE-2021-23797 since 01/08/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

http-server-node

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Snyk): 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Pathname traversal
CWE: CWE-21 / CWE-22
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
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/08/2021 🔍
12/17/2021 +343 days 🔍
12/17/2021 +0 days 🔍
12/24/2021 +7 days 🔍

Sourcesinfo

Advisory: SNYK-JS-HTTPSERVERNODE-1727656
Status: Not defined

CVE: CVE-2021-23797 (🔍)
GCVE (CVE): GCVE-0-2021-23797
GCVE (VulDB): GCVE-100-188681

Entryinfo

Created: 12/17/2021 22:32
Updated: 12/24/2021 09:55
Changes: 12/17/2021 22:32 (45), 12/24/2021 09:55 (1)
Complete: 🔍
Cache ID: 216::103