TOTOLINK A3600R 4.1.2cu.5182_B20201102 /cgi-bin/cstecgi.cgi UploadCustomModule File buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.04

A vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been declared as critical. This vulnerability affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A vulnerability was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. It has been declared as critical. This vulnerability affects the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272608. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-7187. The exploitation appears to be easy. The attack can be initiated remotely. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

See VDB-275033, VDB-276807, VDB-276808 and VDB-276809 for similar entries.

Productinfo

Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CNA Base Score: 8.8
CNA Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/28/2024 Advisory disclosed
07/28/2024 +0 days VulDB entry created
08/23/2024 +26 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2024-7187 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔒

Entryinfo

Created: 07/28/2024 07:40 AM
Updated: 08/23/2024 04:43 PM
Changes: 07/28/2024 07:40 AM (57), 07/29/2024 09:26 AM (18), 08/23/2024 04:43 PM (12)
Complete: 🔍
Submitter: wxhwxhwxh_tutu
Cache ID: 98:87C:40

Submitinfo

Accepted

  • Submit #378291: TOTOLINK A3600R V4.1.2cu.5182_B20201102 Buffer Overflow (by wxhwxhwxh_tutu)

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