VDB-185887 · CVE-2021-33593 · GCVE-0-2021-33593

Whale Browser up to 1.13.x on iOS Address Bar clickjacking

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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Whale Browser up to 1.13.x on iOS. This impacts an unknown function of the component Address Bar Handler. This manipulation causes clickjacking. This vulnerability is tracked as CVE-2021-33593. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Whale Browser up to 1.13.x on iOS (iOS App Software). Affected by this vulnerability is some unknown functionality of the component Address Bar Handler. The manipulation with an unknown input leads to a clickjacking vulnerability. The CWE definition for the vulnerability is CWE-451. The user interface (UI) does not properly represent critical information to the user, allowing the information - or its source - to be obscured or spoofed. This is often a component in phishing attacks. As an impact it is known to affect integrity.

The weakness was disclosed 11/02/2021. It is possible to read the advisory at cve.naver.com. This vulnerability is known as CVE-2021-33593 since 05/27/2021. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1566.003 according to MITRE ATT&CK.

Upgrading to version 1.14.0 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

iOS App Software

Vendor

Whale

Name

Browser

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Clickjacking
CWE: CWE-451
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Browser 1.14.0

Timelineinfo

05/27/2021 🔍
11/02/2021 +159 days 🔍
11/02/2021 +0 days 🔍
11/05/2021 +3 days 🔍

Sourcesinfo

Advisory: cve.naver.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-33593 (🔍)
GCVE (CVE): GCVE-0-2021-33593
GCVE (VulDB): GCVE-100-185887

Entryinfo

Created: 11/02/2021 13:01
Updated: 11/05/2021 01:28
Changes: 11/02/2021 13:01 (41), 11/05/2021 01:28 (2)
Complete: 🔍
Cache ID: 216::103