VDB-202727 · CVE-2021-40893 · GCVE-0-2021-40893

validate-data 0.1.1 Mail 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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in validate-data 0.1.1. It has been rated as critical. This affects an unknown function of the component Mail Handler. The manipulation leads to incorrect regex. This vulnerability is uniquely identified as CVE-2021-40893. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in validate-data 0.1.1. This issue affects an unknown function of the component Mail Handler. The manipulation with an unknown input leads to a incorrect regex vulnerability. Using CWE to declare the problem leads to CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. Impacted is availability. The summary by CVE is:

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in validate-data v0.1.1 when validating crafted invalid emails.

The weakness was disclosed 06/25/2022. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-40893 since 09/13/2021. The technical details are unknown and an exploit is not publicly available.

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

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

Productinfo

Name

validate-data

Version

0.1.1

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 7.5
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/13/2021 🔍
06/25/2022 +285 days 🔍
06/25/2022 +0 days 🔍
07/15/2022 +20 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2021-40893 (🔍)
GCVE (CVE): GCVE-0-2021-40893
GCVE (VulDB): GCVE-100-202727

Entryinfo

Created: 06/25/2022 07:37
Updated: 07/15/2022 08:32
Changes: 06/25/2022 07:37 (37), 07/15/2022 08:32 (18)
Complete: 🔍
Cache ID: 216::103