toxcore up to 0.2.7 TCP Server resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in toxcore up to 0.2.7. The impacted element is an unknown function of the component TCP Server Module. This manipulation causes resource consumption. This vulnerability is registered as CVE-2018-25021. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in toxcore up to 0.2.7. Affected by this vulnerability is an unknown code of the component TCP Server Module. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability.

The weakness was published 12/13/2021 as 1214. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-25021. 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.

Upgrading to version 0.2.8 eliminates this vulnerability. The upgrade is hosted for download at blog.tox.chat. Applying a patch 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.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: toxcore 0.2.8
Patch: github.com

Timelineinfo

12/13/2021 🔍
12/13/2021 +0 days 🔍
12/13/2021 +0 days 🔍
12/15/2021 +2 days 🔍

Sourcesinfo

Advisory: 1214
Status: Confirmed

CVE: CVE-2018-25021 (🔍)
GCVE (CVE): GCVE-0-2018-25021
GCVE (VulDB): GCVE-100-187975

Entryinfo

Created: 12/13/2021 08:22
Updated: 12/15/2021 19:43
Changes: 12/13/2021 08:22 (40), 12/15/2021 19:36 (2), 12/15/2021 19:43 (1)
Complete: 🔍
Cache ID: 216::103

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