OnionShare 100 File Upload resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in OnionShare 100 and classified as problematic. This impacts an unknown function of the component File Upload Handler. Performing a manipulation results in resource consumption. This vulnerability was named CVE-2022-21689. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in OnionShare 100. This affects an unknown part of the component File Upload Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability.

The weakness was presented 01/19/2022 as GHSA-jh82-c5jw-pxpc. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-21689 since 11/16/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 241625 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : OnionShare vulnerabilities (USN-7625-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.5 eliminates this vulnerability. The upgrade is hosted for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (241625). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

Website

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 (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
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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Nessus ID: 241625
Nessus Name: Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : OnionShare vulnerabilities (USN-7625-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OnionShare 2.5

Timelineinfo

11/16/2021 🔍
01/19/2022 +64 days 🔍
01/19/2022 +0 days 🔍
07/10/2025 +1268 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-jh82-c5jw-pxpc
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-21689 (🔍)
GCVE (CVE): GCVE-0-2022-21689
GCVE (VulDB): GCVE-100-190683

Entryinfo

Created: 01/19/2022 09:58
Updated: 07/10/2025 09:14
Changes: 01/19/2022 09:58 (50), 01/20/2022 13:36 (2), 07/10/2025 09:14 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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