CHANGING Information Technology TCBServiSign prior 1.0.24.0318 on Windows API stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in CHANGING Information Technology TCBServiSign on Windows and classified as critical. Affected by this issue is some unknown functionality of the component API. Such manipulation leads to stack-based overflow. This vulnerability is traded as CVE-2024-40722. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in CHANGING Information Technology TCBServiSign on Windows. Affected by this issue is an unknown code of the component API. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is availability. CVE summarizes:

The specific API in TCBServiSign Windows Version from CHANGING Information Technology does does not properly validate the length of server-side input. When a user visits a spoofed website, unauthenticated remote attackers can cause a stack-based buffer overflow in the TCBServiSign, temporarily disrupting its service.

The advisory is available at twcert.org.tw. This vulnerability is handled as CVE-2024-40722 since 07/09/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 1.0.24.0318 eliminates this vulnerability.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

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

CNA Base Score: 4.3
CNA Vector (twcert): 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
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: TCBServiSign 1.0.24.0318

Timelineinfo

07/09/2024 🔍
08/02/2024 +24 days 🔍
08/02/2024 +0 days 🔍
08/10/2024 +7 days 🔍

Sourcesinfo

Advisory: twcert.org.tw
Status: Confirmed

CVE: CVE-2024-40722 (🔍)
GCVE (CVE): GCVE-0-2024-40722
GCVE (VulDB): GCVE-100-273494

Entryinfo

Created: 08/02/2024 13:46
Updated: 08/10/2024 01:04
Changes: 08/02/2024 13:46 (64), 08/10/2024 01:04 (2)
Complete: 🔍
Cache ID: 216::103

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