TP-Link VN020 F3v(T) TT_V6.2.1021 SOAP Request /control/WANIPConnection NewConnectionType buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.09

A vulnerability classified as critical has been found in TP-Link VN020 F3v(T) TT_V6.2.1021. Affected is an unknown part of the file /control/WANIPConnection of the component SOAP Request Handler. The manipulation of the argument NewConnectionType with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on availability. CVE summarizes:

A vulnerability classified as critical has been found in TP-Link VN020 F3v(T) TT_V6.2.1021. Affected is an unknown function of the file /control/WANIPConnection of the component SOAP Request Handler. The manipulation of the argument NewConnectionType leads to buffer overflow. The attack needs to be done within the local network. The exploit has been disclosed to the public and may be used.

The advisory is available at github.com. This vulnerability is traded as CVE-2024-12343. The exploitability is told to be easy. The attack needs to be done within the local network. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

It is possible to mitigate the weakness by firewalling .

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔒
VulDB CVSS-BT Score: 🔒
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VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.5
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CNA Base Score: 6.5
CNA Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Local: No
Remote: Partially

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/07/2024 Advisory disclosed
12/07/2024 +0 days VulDB entry created
12/11/2024 +4 days VulDB entry last update

Sourcesinfo

Vendor: tp-link.com

Advisory: github.com
Status: Not defined

CVE: CVE-2024-12343 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/07/2024 05:36 PM
Updated: 12/11/2024 06:16 AM
Changes: 12/07/2024 05:36 PM (57), 12/08/2024 11:38 AM (30), 12/11/2024 06:16 AM (12)
Complete: 🔍
Submitter: Mohamed Maatallah
Cache ID: 18:856:40

Submitinfo

Accepted

  • Submit #446212: TP-Link VN020 F3v(T) ISP Routers Hardware Version: 1.0 / Firmware Version: TT_V6.2.1021 Memory Corruption & DOS (by Mohamed Maatallah)

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