VDB-231352 · CVE-2023-29501 · EUVD-2023-33068

Jiyu Kukan Toku-Toku Coupon App up to 3.5.0 on Android/iOS certificate validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Jiyu Kukan Toku-Toku Coupon App up to 3.5.0 on Android/iOS. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to certificate validation. This vulnerability is tracked as CVE-2023-29501. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Jiyu Kukan Toku-Toku Coupon App up to 3.5.0 on Android/iOS. It has been declared as problematic. This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality. CVE summarizes:

Jiyu Kukan Toku-Toku coupon App for iOS versions 3.5.0 and earlier, and Jiyu Kukan Toku-Toku coupon App for Android versions 3.5.0 and earlier are vulnerable to improper server certificate verification. If this vulnerability is exploited, a man-in-the-middle attack may allow an attacker to eavesdrop on an encrypted communication.

The weakness was disclosed 06/13/2023. This vulnerability was named CVE-2023-29501 since 05/11/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-33068). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Jiyu Kukan Toku-Toku Coupon App

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/11/2023 🔍
06/13/2023 +33 days 🔍
06/13/2023 +0 days 🔍
12/10/2025 +911 days 🔍

Sourcesinfo

Advisory: apps.apple.com
Status: Not defined

CVE: CVE-2023-29501 (🔍)
GCVE (CVE): GCVE-0-2023-29501
GCVE (VulDB): GCVE-100-231352
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 06/13/2023 15:36
Updated: 12/10/2025 09:54
Changes: 06/13/2023 15:36 (37), 07/08/2023 19:08 (1), 07/08/2023 19:15 (11), 12/10/2025 09:54 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.