VDB-171951 · CVE-2018-1109 · GCVE-0-2018-1109

Braces up to 2.3.0 on npm incorrect regex

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Braces up to 2.3.0 on npm and classified as critical. Affected is an unknown function. Performing a manipulation results in incorrect regex. This vulnerability is identified as CVE-2018-1109. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Braces up to 2.3.0 on npm (NPM Package). It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a incorrect regex vulnerability. CWE is classifying the issue as CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was found in Braces versions 2.2.0 and above, prior to 2.3.1. Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) attacks.

The weakness was released 03/30/2021. It is possible to read the advisory at snyk.io. This vulnerability is uniquely identified as CVE-2018-1109. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2.3.1 eliminates this vulnerability.

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

Productinfo

Type

NPM Package

Name

Braces

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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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: Incorrect regex
CWE: CWE-185 / CWE-697
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Braces 2.3.1

Timelineinfo

12/04/2017 🔍
03/30/2021 +1211 days 🔍
03/30/2021 +0 days 🔍
12/01/2025 +1707 days 🔍

Sourcesinfo

Advisory: snyk.io
Status: Confirmed

CVE: CVE-2018-1109 (🔍)
GCVE (CVE): GCVE-0-2018-1109
GCVE (VulDB): GCVE-100-171951

Entryinfo

Created: 03/30/2021 11:21
Updated: 12/01/2025 16:23
Changes: 03/30/2021 11:21 (38), 04/06/2021 17:54 (5), 04/06/2021 17:57 (18), 12/01/2025 16:23 (16)
Complete: 🔍
Cache ID: 216::103