VDB-172517 · CVE-2021-26833 · GCVE-0-2021-26833

TimelyBills on iOS/Android JWT Token Storage cleartext storage

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.
3.3	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in TimelyBills on iOS/Android. This issue affects some unknown processing of the component JWT Token Storage. The manipulation leads to cleartext storage. This vulnerability is uniquely identified as CVE-2021-26833. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in TimelyBills on iOS/Android (affected version not known) and classified as problematic. This issue affects some unknown functionality of the component JWT Token Storage. The manipulation with an unknown input leads to a cleartext storage vulnerability. Using CWE to declare the problem leads to CWE-312. The product stores sensitive information in cleartext within a resource that might be accessible to another control sphere. Impacted is confidentiality.

The weakness was disclosed 04/07/2021. The advisory is shared at beefaaubee.medium.com. The identification of this vulnerability is CVE-2021-26833. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1555 for this issue.

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

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Productinfo

Name

TimelyBills

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
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: Cleartext storage
CWE: CWE-312 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

02/05/2021 🔍
04/07/2021 +60 days 🔍
04/07/2021 +0 days 🔍
04/10/2021 +3 days 🔍

Sourcesinfo

Advisory: beefaaubee.medium.com
Status: Not defined

CVE: CVE-2021-26833 (🔍)
GCVE (CVE): GCVE-0-2021-26833
GCVE (VulDB): GCVE-100-172517
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 04/07/2021 07:42
Updated: 04/10/2021 22:33
Changes: 04/07/2021 07:42 (35), 04/10/2021 22:33 (2)
Complete: 🔍
Cache ID: 216::103