VDB-9434 · CVE-2013-4105 · OSVDB 94997

Cryptocat up to 2.0.21 Multiparty Encryption information disclosure

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Cryptocat up to 2.0.21. Affected by this issue is an unknown code block of the component Multiparty Encryption. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. Impacted is confidentiality.

The weakness was shared 11/07/2012 by Mario Heiderich, Krzysztof Koktowicz and Maxim Rupp with Cure53 as confirmed blog post (Website). The advisory is available at blog.crypto.cat. The vendor cooperated in the coordination of the public release. This vulnerability is handled as CVE-2013-4105 since 06/12/2013. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 2.0.22 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

blog.crypto.cat is providing further details. The entries 9432, 9433, 9435 and 9436 are related to this item.

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CVSSv3infoedit

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2infoedit

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

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Cryptocat 2.0.22

Timelineinfoedit

11/07/2012 🔍
11/07/2012 +0 days 🔍
06/12/2013 +217 days 🔍
07/11/2013 +29 days 🔍
03/19/2019 +2077 days 🔍

Sourcesinfoedit

Advisory: blog.crypto.cat
Researcher: Mario Heiderich/Krzysztof Koktowicz/Maxim Rupp
Organization: Cure53
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-4105 (🔍)
OSVDB: 94997

Misc.: 🔍
See also: 🔍

Entryinfoedit

Created: 07/11/2013 11:18 AM
Updated: 03/19/2019 04:46 PM
Changes: (1) source_cve_assigned
Complete: 🔍
Committer: olku

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