Union Pay up to 3.3.12 on iOS signature verification

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 (≈)
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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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Union Pay up to 3.3.12 on iOS. Affected by this issue is some unknown functionality. The manipulation leads to signature verification. This vulnerability is handled as CVE-2020-36285. Furthermore, there is an exploit available. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in Union Pay up to 3.3.12 on iOS (iOS App Software). Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a signature verification vulnerability. The CWE definition for the vulnerability is CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 04/07/2021. The advisory is shared at dropbox.com. This vulnerability is known as CVE-2020-36285. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at dropbox.com. It is declared as proof-of-concept.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/30/2021 🔍
04/07/2021 +8 days 🔍
04/07/2021 +0 days 🔍
04/10/2021 +3 days 🔍

Sourcesinfo

Advisory: dropbox.com
Status: Not defined

CVE: CVE-2020-36285 (🔍)
GCVE (CVE): GCVE-0-2020-36285
GCVE (VulDB): GCVE-100-172513
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/07/2021 07:35
Updated: 04/10/2021 22:02
Changes: 04/07/2021 07:35 (40), 04/10/2021 22:02 (2)
Complete: 🔍
Cache ID: 216:03A:103

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