nanoid up to 3.1.30 ID Generator valueOf information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in nanoid up to 3.1.30. Affected is the function valueOf of the component ID Generator. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2021-23566. The attack needs to be performed locally. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in nanoid up to 3.1.30. This issue affects the function valueOf of the component ID Generator. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The package nanoid from 3.0.0 and before 3.1.31 are vulnerable to Information Exposure via the valueOf() function which allows to reproduce the last id generated.

The weakness was released 01/15/2022. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-23566 since 01/08/2021. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 213394 (Debian dla-4003 : node-postcss - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.1.31 eliminates this vulnerability. Applying the patch 2b7bd9332bc49b6330c7ddb08e5c661833db2575 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (213394) and CERT Bund (WID-SEC-2022-0235). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Debian Linux
  • Red Hat Enterprise Linux
  • HCL Domino
  • SUSE Linux
  • Red Hat OpenShift

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 4.0
CNA Vector (Snyk): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 213394
Nessus Name: Debian dla-4003 : node-postcss - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: nanoid 3.1.31
Patch: 2b7bd9332bc49b6330c7ddb08e5c661833db2575

Timelineinfo

01/08/2021 🔍
01/15/2022 +372 days 🔍
01/15/2022 +0 days 🔍
11/16/2025 +1401 days 🔍

Sourcesinfo

Advisory: 2b7bd9332bc49b6330c7ddb08e5c661833db2575
Status: Confirmed

CVE: CVE-2021-23566 (🔍)
GCVE (CVE): GCVE-0-2021-23566
GCVE (VulDB): GCVE-100-190541
CERT Bund: WID-SEC-2022-0235 - Red Hat Advanced Cluster Management: Mehrere Schwachstellen ermöglichen Privilegieneskalation

Entryinfo

Created: 01/15/2022 07:54
Updated: 11/16/2025 03:30
Changes: 01/15/2022 07:54 (51), 01/19/2022 12:05 (2), 12/27/2024 05:01 (16), 11/04/2025 10:50 (18), 11/04/2025 10:51 (14), 11/16/2025 03:30 (7)
Complete: 🔍
Cache ID: 216::103

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