Tutao Tutanota up to 3.118.8 input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Tutao Tutanota up to 3.118.8. Impacted is an unknown function. Executing a manipulation can lead to input validation. This vulnerability is handled as CVE-2023-46116. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Tutao Tutanota up to 3.118.8. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Tutanota (Tuta Mail) is an encrypted email provider. Tutanota allows users to open links in emails in external applications. Prior to version 3.118.12, it correctly blocks the `file:` URL scheme, which can be used by malicious actors to gain code execution on a victims computer, however fails to check other harmful schemes such as `ftp:`, `smb:`, etc. which can also be used. Successful exploitation of this vulnerability will enable an attacker to gain code execution on a victim's computer. Version 3.118.2 contains a patch for this issue.

The weakness was released 12/15/2023 as GHSA-mxgj-pq62-f644. The advisory is shared for download at github.com. This vulnerability was named CVE-2023-46116 since 10/16/2023. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.118.12 eliminates this vulnerability. Applying the patch 88ecad17d00d05a722399aed35f0d280899d55a2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tutanota 3.118.12
Patch: 88ecad17d00d05a722399aed35f0d280899d55a2

Timelineinfo

10/16/2023 🔍
12/15/2023 +60 days 🔍
12/15/2023 +0 days 🔍
12/15/2023 +0 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-mxgj-pq62-f644
Status: Confirmed

CVE: CVE-2023-46116 (🔍)
GCVE (CVE): GCVE-0-2023-46116
GCVE (VulDB): GCVE-100-248176

Entryinfo

Created: 12/15/2023 15:54
Changes: 12/15/2023 15:54 (51)
Complete: 🔍
Cache ID: 216::103

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