Twilio Authy up to 24.3.6 on Android race condition

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Twilio Authy up to 24.3.6 on Android. It has been declared as critical. The affected element is an unknown function. Such manipulation leads to race condition. This vulnerability is referenced as CVE-2020-24655. The attack can be executed directly on the physical device. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Twilio Authy up to 24.3.6 on Android (Android App Software). It has been rated as critical. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A race condition in the Twilio Authy 2-Factor Authentication application before 24.3.7 for Android allows a user to potentially approve/deny an access request prior to unlocking the application with a PIN on older Android devices (effectively bypassing the PIN requirement).

The weakness was published 09/10/2020 (Website). The advisory is available at twilio.com. This vulnerability is handled as CVE-2020-24655 since 08/26/2020. Local access is required to approach this attack. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 24.3.7 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

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

NVD Base Score: 5.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Authy 24.3.7

Timelineinfo

08/26/2020 🔍
09/10/2020 +15 days 🔍
09/10/2020 +0 days 🔍
09/10/2020 +0 days 🔍

Sourcesinfo

Advisory: twilio.com
Status: Not defined

CVE: CVE-2020-24655 (🔍)
GCVE (CVE): GCVE-0-2020-24655
GCVE (VulDB): GCVE-100-161090
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 09/10/2020 07:45
Updated: 09/10/2020 07:50
Changes: 09/10/2020 07:45 (40), 09/10/2020 07:50 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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